//javascript file
function clearIt(obj, str){
	if (obj.value == str) { 
		obj.value=''; 
	}
}


function showIt(obj, str){
	if (obj.value == '') {
		obj.value = str; 
	}
}

function checkBlank(obj, str){
	if (obj.value == '' || obj.value == str) { 
		alert('Please Fill the '+ str);
		return false; 
	}
	return true;
}

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;
}


function validateEmail(elementValue){      
	   var emailPattern = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
	   return emailPattern.test(elementValue); 
	 }