//********************
	String.prototype.trim = function()
	{
	    // Use a regular expression to replace leading and trailing 
	    // spaces with the empty string
	
	  return this.replace(/(^\s*)|(\s*$)/g, "");
	}		
	//*******************
	function valid1(f)
	{
		if(f.email.value==""){alert("Please enter email");f.email.focus();return(false)}
		if(f.pwd.value==""){alert("Please enter password");f.pwd.focus();return(false)}
	}
	
	function valid2(f)
	{
		if(f.email.value==""){alert("Please enter email");f.email.focus();return(false)}
	}