function login_validation()
{

	if(document.getElementById('txt_username_header').value=="")
		{
		alert("Please enter your User name");
		document.getElementById('txt_username_header').focus();
		return false;
		}
		str=(document.getElementById("txt_username_header").value);
		if(str.match(/([\<])([^\>]{1,})*([\>])/i)!=null)
		{ 
		alert("Cannot Enter Html Tag");
		document.getElementById("txt_username_header").value='';
		document.getElementById("txt_username_header").focus();
		return false;
		}
				
		if(document.getElementById('txt_password_header').value=="")
		{
		alert("Please enter your Password")
		document.getElementById('txt_password_header').focus();
		return false;
		}
		
		
document.getElementById('login_homepage').value="login";

}

function enterNumerics(e)
			{	
			if (!e) var e = window.event;
			if(!e.which) key = e.keyCode; 
			else key = e.which; 
			if((key>=48)&&(key<=57)||key==8||key==9)
			{
			key=key;
			return true;
			}
			else
			{//var check_name=document.getElementById("msg1").value;
			key=0;
			return false;
			}
			}