//popup functionality
window.onerror=null;
var win = null;
function PopWindow(mypage,myname) {
	//closePopWin();
	winprops = 'height=500,width=820,top=30,left=0,scrollbars=1,resizable=1,status=1';
	win = window.open(mypage, myname, winprops);
	}
function SizedPopWindow(mypage,myname,w,h) {
	//closePopWin();
	winprops = 'height='+h+',width='+w+',top=30,left=0,scrollbars=1,resizable=1,status=1';
	win = window.open(mypage, myname, winprops);
	}
function closePopWin() {
	if(win != null) { 
		if(!win.closed) { 
			win.close();
			win = null;
			} else {
			win = null;
			}
		}	
	}

	
if (document.images){

	homeon = new Image
	homeoff = new Image
	premiumon = new Image
	premiumoff = new Image
	clingon = new Image
	clingoff = new Image
	solutionon = new Image
	solutionoff = new Image	
	rlson = new Image
	rlsoff = new Image
	faqon = new Image
	faqoff = new Image


	homeon.src = "/i/nav_home_on.gif"
	homeoff.src = "/i/nav_home.gif"
	premiumon.src = "/i/nav_premium_on.gif"
	premiumoff.src = "/i/nav_premium.gif"
	clingon.src = "/i/nav_cling_on.gif"
	clingoff.src = "/i/nav_cling.gif"
	solutionon.src = "/i/nav_simple_on.gif"
	solutionoff.src = "/i/nav_simple.gif"	
	rlson.src = "/i/nav_real_on.gif"
	rlsoff.src = "/i/nav_real.gif"
	faqon.src = "/i/nav_faqs_on.gif"
	faqoff.src = "/i/nav_faqs.gif"


}
else {

	homeon.src = ""
	homeoff.src = ""
	premiumon.src = ""
	premiumoff.src = ""
	clingon.src = ""
	clingoff.src = ""
	solutionon.src = ""
	solutionoff.src = ""	
	rlson.src = ""
	rlsoff.src = ""
	faqon.src = ""
	faqoff.src = ""

}
if (document.layers || document.all || document.getElementById)
	var doc = 'document.', vis='.visibility';
if (document.all)
	var doc = 'document.all.', vis = '.style.visibility';
// below check enables NN 6.x compatibility
if (!document.all && document.getElementById)
	var doc = 'document.getElementById("', vis = '").style.visibility';
	
function Validator(theSurvey)
{
var checked1 = window.document.theSurvey.checkbox1.checked;
var checked2 = window.document.theSurvey.checkbox2.checked;
var checked3 = window.document.theSurvey.checkbox3.checked;
var checked4 = window.document.theSurvey.checkbox4.checked;
var checked5 = window.document.theSurvey.checkbox5.checked;
var checked6 = window.document.theSurvey.checkbox6.checked;
var checked7 = window.document.theSurvey.checkbox7.checked;



   if (!checked1 && !checked2 && !checked3 && !checked4 && !checked5 && !checked6 && !checked7)
  {
    alert("Oops, you forgot to select at least one product.");
    return (false);
  }

  return true;
 }