function printPage(url)
{
	var win = window.open(url, 'print','menubar=yes,toolbar=yes,address=yes,scrollbars=yes,resizable=yes,width=680,height=480' )
	win.focus();
}

function popup(url)
{
	var win = window.open(url, 'popup','menubar=no,toolbar=no,address=no,scrollbars=yes,resizable=yes,width=580,height=700' )
	win.focus();
}

function ValidateForm(form)
{
	if(IsEmpty(form.w))
	{
	   	if (form.lang.value == "welsh") {	
	    	alert("Geiriau i'w chwilio");
	    } else {
	      	alert('Please enter a search phrase');
	    }	
			
		form.w.focus();
		return false;
	} else {
		return true;
	}
}

function IsEmpty(aTextField) 
{
	if ((aTextField.value.length==0) || (aTextField.value==null)) 
	{
 		return true;
	}
	else 
	{ 
		return false; 
	}
}