var xmlhttp=false;		
			try 
			{
				xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
			} 
			catch (e) 
			{
				try 
				{
					xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (E) {
					xmlhttp = false;
				}
			}	
			if (!xmlhttp && typeof XMLHttpRequest!='undefined') 
			{
				xmlhttp = new XMLHttpRequest();
			}
	
	function Subcribe(mailAddress)
	{
	//debugger;
		//alert("check news letter");
		if ((mailAddress == null)||(mailAddress == ""))
		{
			alert("Please Enter the Email Address");
			return;	
		}
		else
		{
			if(mailAddress.search(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/) == -1)
			{
				alert("Please Enter a valid Email Address");
				return;	
			}
			else
			{
				try
				{	
					xmlhttp.open("POST","NewsLetter.aspx?pstrEmail="+mailAddress,true);	
					xmlhttp.onreadystatechange=function() 
					{		
						if (xmlhttp.readyState==4) 
						{						
							if(xmlhttp.status==200)
							{								
								var response=xmlhttp.responseText;
								var intSStart=response.indexOf("MSGSTART:");
								var intSEnd=response.indexOf(":MSGEND");
								var strMessage=response.slice(intSEnd+2,response.length-1);
								if(intSStart!=-1 && intSEnd!=-1)
								{							
									var strMessage=response.slice(intSStart+9,intSEnd);
									alert(strMessage);
								}

									
							}				
						}
					}
					xmlhttp.send(null);							
				}
				catch(e)
				{
				
				}			
			}
		}
	}