function popup(page,width,height,scrollbars,popname)
{
	var screenW = screen.availWidth;
	var screenH = screen.availHeight;
	var leftP;
	var topP;
	leftP = (screenW-width)/2;
	topP = (screenH-height)/2;
	var win = window.open(page,popname,"width="+width+",height="+height+",location=no,toolbar=no,scrollbars="+scrollbars+",resizable=no,menubar=no,left="+leftP+",top="+topP);
		if(win){
		win.focus();
		}else{
		alert('You have a popup blocker which has stopped us opening the survey');
		}
}

function check_form(formtype){
	if(formtype == 'search'){
		if(document.getElementById('prdsrch').value.length > 0){
		document.getElementById('prodfrm').submit();
		}
	}else{
	document.getElementById('prodfrm2').submit();
	}
}