function Right(str, n)
{
      if (n <= 0)
          return "";
      else if (n > String(str).length)
          return str;
      else
   {
          var iLen = String(str).length;
          return String(str).substring(iLen, iLen - n);
      }
}

function wordCounter(field, countfield, maxlimit) 
{
	wordcounter=0;
	for (x=0;x<field.value.length;x++) 
	{
	     if (field.value.charAt(x) == " " && field.value.charAt(x-1) != " ")  
		{
			wordcounter++
		}  // Counts the spaces while ignoring double spaces, usually one in between each word.
	    if (wordcounter > 250) 
	    {
	    	field.value = field.value.substring(0, x);
	    }
	    else 
	    {
	    	countfield.value = maxlimit - wordcounter;
	    }
    }
}

function textCounter(field, countfield, maxlimit) 
{
  if (field.value.length > maxlimit)
  {
  	field.value = field.value.substring(0, maxlimit);
  }
  else
  {
  	countfield.value = maxlimit - field.value.length;
  }
}


function Rundate()
{
var now=new Date()
var hrs=now.getHours()
var min=now.getMinutes()
var sec=now.getSeconds()
var day =now.getDate();
var ngay=now.getDay();
var month = now.getMonth()+1;
var year = now.getFullYear();
var strDate = "";
var don="AM"
if (hrs>=12){ don="PM" }
if (hrs>12) { hrs-=12 }
if (hrs==0) { hrs=12 }
if (hrs<10) { hrs="0"+hrs }
if (min<10) { min="0"+min }
if (sec<10) { sec="0"+sec }
switch(ngay)
{
case 0: strDate = "Chủ nhật, ";break;case 1:strDate = "Thứ Hai, ";break;case 2:strDate = "Thứ Ba, ";break;case 3:strDate = "Thứ Tư, ";break;case 4:strDate = "Thứ Năm, ";break;case 5:strDate = "Thứ Sáu, ";break;case 6:strDate = "Thứ Bảy, ";
}
document.getElementById('todaydate').innerHTML= strDate + day+"/"+month+"/"+year + " - " + hrs + ":" + min + ":" + sec + " " + don;
setTimeout("Rundate()",1000);
}


function chageimg(url,img)
{
    if(url!='' && img!="")
    {
        if(Right(document.getElementById(url).value,3)=="jpg" || Right(document.getElementById(url).value,3)=="gif")
        {
            document.images[img].src=document.getElementById(url).value;
        }
    }
}
function changetab(div,ldiv)
{
    if(div!='' && ldiv!='')
    {
        var oldiv=ldiv.split(',');
        if(oldiv.length>0)
        {
            for(i=0;i<oldiv.length;i++)
            {
                var nodiv="n"+oldiv[i];
                if(div==oldiv[i])
                {
                    document.getElementById(nodiv).className='show';
                    document.getElementById(oldiv[i]).className='sp_btn_o';                    
                }
                else
                {
                    document.getElementById(nodiv).className='hide';
                    document.getElementById(oldiv[i]).className='sp_btn_s';                       
                }
            }
        }
    }
}

function save_comment(id)
{
	
	var email_cm=document.getElementById("txt_email");
	var content_cm=document.getElementById("txt_pass");
	var HttpRequest = false;
    if (window.XMLHttpRequest) // Internet Explorer
    {
        HttpRequest = new XMLHttpRequest();
    }
    else  // Other browsers  
    {
        HttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
    }
    if (!HttpRequest) return;
    if (id=='') return;
	HttpRequest.open("POST","../App_Controls/save_comment.aspx",true);
	HttpRequest.onreadystatechange = function()
	{			
		//alert(HttpRequest.responseText);
		if (HttpRequest.readyState == 4 && HttpRequest.status == 200)
	    {	        
	        var mang=HttpRequest.responseText;
	        if(mang.length>2)
	        {
	            alert(HttpRequest.responseText);
	            
	        }
	        else
	        {
	            alert("Cảm ơn nhận xét cảu bạn về sản phẩm này");
	            location.href=location.href;
	        }
	        
		}
	} 
    var idcm=encodeURIComponent(id);       
	var emailcm=encodeURIComponent(email_cm.value);
	var noidungcm=encodeURIComponent(content_cm.value);
	HttpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	   
	HttpRequest.send("id=" + idcm+"&email="+emailcm+"&content="+noidungcm);
}

function delete_comment(id)
{
	
	 if (window.XMLHttpRequest) // Internet Explorer
    {
        HttpRequest = new XMLHttpRequest();
    }
    else  // Other browsers  
    {
        HttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
    }
    if (!HttpRequest) return;
    if (id=='') return;
	HttpRequest.open("POST","../App_Controls/delete_comment.aspx",true);
	HttpRequest.onreadystatechange = function()
	{			
		//alert(HttpRequest.responseText);
		if (HttpRequest.readyState == 4 && HttpRequest.status == 200)
	    {	        
	        var mang=HttpRequest.responseText;
	        if(mang.length>2)
	        {
	            alert(HttpRequest.responseText);
	            
	        }
	        else
	        {
	            alert("Cảm ơn nhận xét cảu bạn về sản phẩm này");
	            location.href=location.href;
	        }
	        
		}
	} 
    var idcm=encodeURIComponent(id);	
	HttpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	   
	HttpRequest.send("id=" + idcm);
	//alert(idcm);
}

function next_da(id,num,url,name,img)
{
	stop=1;
	countda=countda+1;
	
	var HttpRequest = false;
    if (window.XMLHttpRequest) // Internet Explorer
    {
        HttpRequest = new XMLHttpRequest();
    }
    else  // Other browsers  
    {
        HttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
    }
    if (!HttpRequest) return;
    if (id=='' || num<=0) return;
    if (countda>=num-1)
    {
        countda= num - 1;
    }
    else
    {
       if (countda <= 0)
       {
          countda = 0;
       }
    }
	HttpRequest.open("POST","App_Controls/change_project.aspx",true);
	HttpRequest.onreadystatechange = function()
	{			
		if (HttpRequest.readyState == 4 && HttpRequest.status == 200)
	    {	        
	        var mang=HttpRequest.responseText.split("**#");
	        if(mang.length>=4)
	        {
	            for(i=0;i<mang.length;i++)
	            {
	                if(i==0)
	                {
	                    document.images[img].src='/projects/images/'+mang[i];
	                    
	                }
	                if(i==1)
	                {
	                    document.getElementById(name).innerHTML=mang[i];
	                }
	                if(i==2)
	                {
	                    document.getElementById(id).innerHTML=mang[i];
	                    
	                }
	                if(i==3)
	                {
	                    
	                    document.getElementById(url).href='/projects/?id='+mang[i];
	                }	                
	            }
	        }     
		}
	} 
    var idcm=encodeURIComponent(countda);	
	HttpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	   
	HttpRequest.send("inum=" + idcm);
}
function prev_da(id,num,url,name,img)
{
	countda=countda-1;
	stop=1;
	var HttpRequest = false;
    if (window.XMLHttpRequest) // Internet Explorer
    {
        HttpRequest = new XMLHttpRequest();
    }
    else  // Other browsers  
    {
        HttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
    }
    if (!HttpRequest) return;
    if (id=='' || num<=0) return;
    if (countda>=num-1)
    {
        countda= num - 1;
    }
    else
    {
       if (countda <= 0)
       {
          countda = 0;
       }
    }
	HttpRequest.open("POST","App_Controls/change_project.aspx",true);
	HttpRequest.onreadystatechange = function()
	{			
		if (HttpRequest.readyState == 4 && HttpRequest.status == 200)
	    {	        
	        var mang=HttpRequest.responseText.split("**#");
	        if(mang.length>=4)
	        {
	            for(i=0;i<mang.length;i++)
	            {
	                if(i==0)
	                {
	                    document.images[img].src='/projects/images/'+mang[i];
	                }
	                if(i==1)
	                {
	                    document.getElementById(name).innerHTML=mang[i];
	                }
	                if(i==2)
	                {
	                    document.getElementById(id).innerHTML=mang[i];
	                }
	                if(i==3)
	                {
	                    document.getElementById(url).href='/projects/?id='+mang[i];
	                }	                
	            }
	        }
	        
		}
	} 
    var idcm=encodeURIComponent(countda);	
	HttpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	   
	HttpRequest.send("inum=" + idcm);
}

function loop(id,num,url,name,img)
{
    if(stop==0)
	{
        countda=countda+1;	
	    var HttpRequest = false;
        if (window.XMLHttpRequest) // Internet Explorer
        {
            HttpRequest = new XMLHttpRequest();
        }
        else  // Other browsers  
        {
            HttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
        }
        if (!HttpRequest) return;
        if (id=='' || num<=0) return;
        if (countda>=num-1)
        {
            countda= 0;
        }
        else
        {
           if (countda <= 0)
           {
              countda = countda+1;
           }
        }
	    HttpRequest.open("POST","App_Controls/change_project.aspx",true);
	    HttpRequest.onreadystatechange = function()
	    {			
		    if (HttpRequest.readyState == 4 && HttpRequest.status == 200)
	        {	        
	            var mang=HttpRequest.responseText.split("**#");
	            if(mang.length>=4)
	            {
	                for(i=0;i<mang.length;i++)
	                {
	                    if(i==0)
	                    {
	                        document.images[img].src='/projects/images/'+mang[i];
	                    }
	                    if(i==1)
	                    {
	                        document.getElementById(name).innerHTML=mang[i];
	                    }
	                    if(i==2)
	                    {
	                        document.getElementById(id).innerHTML=mang[i];
	                       
	                    }
	                    if(i==3)
	                    {
	                        
	                        document.getElementById(url).href='/projects/?id='+mang[i];
	                    }	                
	                }
	            }
    	        
		    }
	    } 
        var idcm=encodeURIComponent(countda);	
	    HttpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	   
	    HttpRequest.send("inum=" + idcm);	
        setTimeout("loop('"+id+"',"+num+",'"+url+"','"+name+"','"+img+"')",5000);
    }
   
}
function showhide2(id,id2)
{

    if(id!='' && id2!='')
    {
         document.getElementById(id).className='hide';
         document.getElementById(id2).className='show';
    }
}
function search(id)
{
    
    if(id==null)
    {
        alert("VUI LÒNG NHẬP TỪ KHÓA CẦN TÌM KIẾM");
    }
    else
    {
        var tk=document.getElementById(id).value;
        if(tk.length<=0)
        {
            alert("VUI LÒNG NHẬP TỪ KHÓA CẦN TÌM KIẾM"); 
            document.getElementById(id).focus();
        }
        else
        {
            location.href="/search.aspx?k="+tk.replace("'","");
        }
    }
}

function checkKeycode(id) 
{
    var keycode;
    var tk=document.getElementById(id).value;
    if(tk.length>0)
    {
        if (window.event) keycode = window.event.keyCode;
        {  
            if(keycode == 13)
            {
                search(id);
            }
        }
    }
}

function showhide(id,num,text)
{
   
    if(num>0 && id!='' && text!='')
    {
       for(i=0;i<num;i++)
       {
           var odiv=text+i;
           if(odiv==id)
           {
              document.getElementById(odiv).className='show';                   
           }
           else
           {
               document.getElementById(odiv).className='hide';
           }            
       }        
   }
}

function traloilienhe()
{
	var ten_ct=document.getElementById("name_traloi");
	var email_ct=document.getElementById("email_traloi");
	var content_ct=document.getElementById("noidung_traloi");
	var HttpRequest = false;
    if (window.XMLHttpRequest) // Internet Explorer
    {
        HttpRequest = new XMLHttpRequest();
    }
    else  // Other browsers  
    {
        HttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
    }
    if (!HttpRequest) return;
    if (ten_ct=='' || email_ct=='' || content_ct=='') return;
	HttpRequest.open("POST","../App_Controls/answer_contact.aspx",true);
	HttpRequest.onreadystatechange = function()
	{			
		if (HttpRequest.readyState == 4 && HttpRequest.status == 200)
	    {	        
	        var mang=HttpRequest.responseText;
	        if(mang.length>2)
	        {
	            alert(HttpRequest.responseText);
	            
	        }
	        else
	        {
	            alert("Trả lời đã được gởi đi");
	            location.href=location.href;
	        }
	        
		}
	} 

	var tenct=encodeURIComponent(ten_ct.value);
	var emailct=encodeURIComponent(email_ct.value);
	var noidungct=encodeURIComponent(content_ct.value);
	HttpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	   
	HttpRequest.send("name="+tenct+"&email="+emailct+"&content="+noidungct);
}
function xoalienhe(id)
{	
	var HttpRequest = false;
    if (window.XMLHttpRequest) // Internet Explorer
    {
        HttpRequest = new XMLHttpRequest();
    }
    else  // Other browsers  
    {
        HttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
    }
    if (!HttpRequest) return;
    if (id=='') return;
	HttpRequest.open("POST","../App_Controls/delete_contact.aspx",true);
	HttpRequest.onreadystatechange = function()
	{			
		if (HttpRequest.readyState == 4 && HttpRequest.status == 200)
	    {	        
	        var mang=HttpRequest.responseText;
	        if(mang.length>2)
	        {
	            alert(HttpRequest.responseText);
	            
	        }
	        else
	        {
	            alert("Đã xóa thành công");
	            location.href=location.href;
	        }
	        
		}
	} 

	var idct=encodeURIComponent(id);
	
	HttpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	   
	HttpRequest.send("id="+idct);
}

var countda2=0;
function showduan(div,num)
{	
	countda2=countda2+1;
	var HttpRequest = false;
    if (window.XMLHttpRequest) // Internet Explorer
    {
        HttpRequest = new XMLHttpRequest();
    }
    else  // Other browsers  
    {
        HttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
    }
    if (!HttpRequest) return;
    if (div=='' || num<=0) return;
    if (countda2>=num-1)
        {
            countda2= 0;
        }
        else
        {
           if (countda2 <= 0)
           {
              countda2 = countda2+1;
           }
        }
	HttpRequest.open("POST","../App_Controls/showprojects.aspx",true);
	HttpRequest.onreadystatechange = function()
	{			
		//alert(HttpRequest.responseText);
		if (HttpRequest.readyState == 4 && HttpRequest.status == 200)
	    {	        
	        var mang=HttpRequest.responseText;
	        if(mang.length>10)
	        {
	            document.getElementById(div).innerHTML=mang;
	            
	        }	        
		}
	}
	var idct=encodeURIComponent(countda2);	
	HttpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	   
	HttpRequest.send("ibd="+idct);
	setTimeout("showduan('"+div+"','"+num+"')",5000);
}


function xoadinhkem(id)
{
	
	var HttpRequest = false;
    if (window.XMLHttpRequest) // Internet Explorer
    {
        HttpRequest = new XMLHttpRequest();
    }
    else  // Other browsers  
    {
        HttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
    }
    if (!HttpRequest) return;
    if (id=='') return;
	HttpRequest.open("POST","/App_Controls/xoadinhkem.aspx",true);
	HttpRequest.onreadystatechange = function()
	{			
		if (HttpRequest.readyState == 4 && HttpRequest.status == 200)
	    {	        
	        var mang=HttpRequest.responseText;
	        if(mang.length>5)
	        {
	            alert(HttpRequest.responseText);
	            
	        }
	        else
	        {
	            alert("Đã xóa thành công");
	            location.href=location.href;
	        }
	        
		}
	} 
    var idcm=encodeURIComponent(id);
	
	HttpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	   
	HttpRequest.send("ma=" + idcm);
}
function xoabaocao(id)
{
	
	var HttpRequest = false;
    if (window.XMLHttpRequest) // Internet Explorer
    {
        HttpRequest = new XMLHttpRequest();
    }
    else  // Other browsers  
    {
        HttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
    }
    if (!HttpRequest) return;
    if (id=='') return;
	HttpRequest.open("POST","/App_Controls/xoabaocao.aspx",true);
	HttpRequest.onreadystatechange = function()
	{			
		
		if (HttpRequest.readyState == 4 && HttpRequest.status == 200)
	    {	        
	        var mang=HttpRequest.responseText;
	        if(mang.length>5)
	        {
	            alert(HttpRequest.responseText);
	            
	        }
	        else
	        {
	            alert("Đã xóa thành công");
	            location.href=location.href;
	        }
	        
		}
	} 
    var idcm=encodeURIComponent(id);
	
	HttpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	   
	HttpRequest.send("ma=" + idcm);
}