function validate_form(theform)
{

var badfield = false;
var x = document.forms[theform].elements;

for(i=0;i<x.length;i++)
{

if(x[i].getAttribute('required') && x[i].value == "")
{
x[i].style.background = "#ffffcc";
badfield=true;
}

}


if(badfield)
{
return false;
}
else
{
return true;
}

}