// JavaScript Document

function validate_form ( )

{
	valid = true;
       if (document.form.name.value=="")
	   {
			alert ("Please enter your name.");
			valid = false;
	   }
	   else if (document.form.location.value=="")
	   {
	   		alert ("Please enter a location.");
			valid = false;
	   }
	   else if (document.form.email.value=="")
	   {
		   alert ("Please provide your email address.");
		   valid = false;
	   }
	   else if (document.form.organization.value=="")
	   {
	   		alert ("Please provide the name of your organization.");
			valid = false;
	   }	   
	   else if (document.form.link.value=="" && document.form.copy.selectedIndex == 1)
	   {
			alert ("Please list the link to the resource you wish to copy.");
			valid = false;
	   }
        return valid;
}