function disableIt(obj)
{
	obj.disabled = (obj.disabled=true);	
}
function enableIt(obj)
{
	obj.disabled = (obj.disabled=false);
}


function checkEmail(email1, email2, form)
{
if (isDefined(form))
 {
	//Do Nothing 
 }
 else
 {
	 //default form name
	 form.value = "document.Registration";
 }

 if (email1.value == email2.value)
 {
 enableIt(form.Submit);
 //alert ("Email addresses Match");
 }
 else
 {
 disableIt(form.Submit);
 alert ("Email addresses Do Not Match");
 }
}

function isDefined(variable)
{
return (!(!(document.getElementById(variable))))
}