var var1,var2 = "";


function defineVar()
{	
	var1 = document.getElementById("var1").value;
	var2 = document.getElementById("var2").value;
	
	}



function LTrim( value ) {
	
	var re = /\s*((\S+\s*)*)/;
	return value.replace(re, "$1");
	
}

function validForm( frmObj ) {
		if( LTrim(frmObj.username.value) == '' ) {
			alert(var1) ;
			frmObj.username.focus( ) ;
			return false;
		}
		if( LTrim(frmObj.password.value) == '' ) {
			alert(var2);
			frmObj.password.focus(  );
			return false;
		}
	}