function ResultsCompare_Submit()
{
	if (document.getElementById("pkProduct") == null)
	{
		return true;
	}
	else
	{
		for (var i = 0; i < document.forms["ResultsCompare"].pkProduct.length; i++)
		{
			if (document.forms["ResultsCompare"].pkProduct[i].checked)
			{
				return true;
			}
		}
		
		alert("Please choose products to compare.");
		return false;
		/*
		if (document.getElementById("pkProduct").value > 0)
		{
			alert(document.getElementById("pkProduct").value);
			return true;
		}
		else
		{
			alert("Please choose products to compare.");
			return false;
		}*/
	}
}

function CompareClick(CategoryName, chk, site)
{
	var currentTime = new Date();
	var time = "" + currentTime.getDate();
	time += "" + currentTime.getHours();
	time += "" + currentTime.getMinutes();
	time += "" + currentTime.getSeconds();
	time += "" + currentTime.getMilliseconds();

	var xmlHttp;
	try
	{  // Firefox, Opera 8.0+, Safari  
		xmlHttp=new XMLHttpRequest();  
	}
	catch (e)
	{  // Internet Explorer  
		try
		{    
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");    
		}
		catch (e)
		{    
			try
			{      
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");      
			}
			catch (e)
			{      
				//alert("Your browser does not support AJAX!");      
				//return false;      
			}    
		}  
	}

	try
	{
		var action = "Remove";

		if (chk.checked)
			action = "Add";

		var data = "CategoryName=" + CategoryName + "&ProductID=" + chk.value + "&Action=" + action + "&t=" + time;
		xmlHttp.open("GET",site + "ResultsCompareAddProducts.aspx?" + data,true);
		xmlHttp.send(null);
	}
	catch(e)
	{
		//alert("error");
	}
}

function CompareClickRemove(pid, site)
{

	var currentTime = new Date();
	var time = "" + currentTime.getDate();
	time += "" + currentTime.getHours();
	time += "" + currentTime.getMinutes();
	time += "" + currentTime.getSeconds();
	time += "" + currentTime.getMilliseconds();

	var xmlHttp;
	try
	{  // Firefox, Opera 8.0+, Safari  
		xmlHttp=new XMLHttpRequest();  
	}
	catch (e)
	{  // Internet Explorer  
		try
		{    
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");    
		}
		catch (e)
		{    
			try
			{      
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");      
			}
			catch (e)
			{      
				//alert("Your browser does not support AJAX!");      
				//return false;      
			}    
		}  
	}

	try
	{
		var data = "ProductID=" + pid + "&Action=Remove&t=" + time;
		xmlHttp.open("GET",site + "ResultsCompareAddProducts.aspx?" + data,false);
		xmlHttp.send(null);
	}
	catch(e)
	{
		//alert("error");
	}
}