var xmlhttp;

function getusername(str, WEBPATH)
{
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Browser does not support HTTP Request");
  return;
  }
var url= WEBPATH + "content/salesforce/getusername.php";
url=url+"?txtUserName="+str;

document.getElementById("showUserName").style.display = "block";
// url=url+"&qsrchtp="+category;
xmlhttp.onreadystatechange=stateUserNameChanged;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}

function stateUserNameChanged()
{
if (xmlhttp.readyState==1)
	{
	document.getElementById("showUserName").setAttribute("class", "searching");
	document.getElementById("showUserName").innerHTML = "searching...";
 	
	} else if (xmlhttp.readyState==4)
	{
		
		 var myarray = xmlhttp.responseText.split("<br>");  
		 
             	if(myarray[1].indexOf("Found") != -1){  
			//	alert(xmlhttp.responseText); 
				document.getElementById("showUserNameStatus").setAttribute("class", "donotenter"); 
				document.getElementById("showUserName").setAttribute("class", "");
                document.getElementById("showUserName").innerHTML  = "Username exists. Please try another name."; 
				document.getElementById("txtUserNameTaken").value = 1; 
				
                
            }else{  
               //   alert(xmlhttp.responseText);  
                document.getElementById("showUserNameStatus").setAttribute("class", "checkmark"); 
				document.getElementById("showUserName").setAttribute("class", "");
                 document.getElementById("showUserName").innerHTML  = "Username available, continue with registration.";
				 document.getElementById("txtUserNameTaken").value = 0; 
            }  
			
	} 
}

function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}