function listTypeSelect(cname,idname){document.getElementById(idname).setAttribute("class", cname);}
function hideDisplay(elmtid) {
  var menudiv = document.getElementById(elmtid);
  var menuclass = menudiv.getAttribute("class");
  if (menuclass == "displayit") {menudiv.setAttribute("class", "hideit");}
  else {menudiv.setAttribute("class", "displayit");}
 }
function navDisplay(elmtid) {
  var menudiv = document.getElementById(elmtid);
  var menuclass = menudiv.getAttribute("class");
  if (menuclass == "displayit") {menudiv.setAttribute("class", "");}
  else {menudiv.setAttribute("class", "displayit");}
 }
function productTabs() {
    var container = document.getElementById("tabContainer");
    var tabcon = document.getElementById("tabscontent");
    var navitem = document.getElementById("tabHeader_1");
    var ident = navitem.id.split("_")[1];
    navitem.parentNode.setAttribute("data-current",ident);
    navitem.setAttribute("class","tabActiveHeader");
    var pages = tabcon.getElementsByClassName("tabpage");
    	for (var i = 1; i < pages.length; i++) {pages.item(i).style.display="none";};
    var tabs = container.getElementsByTagName("li");
    for (var i = 0; i < tabs.length; i++) {tabs[i].onclick=displayPage;}
}
function displayPage() {
  var current = this.parentNode.getAttribute("data-current");
  document.getElementById("tabHeader_" + current).removeAttribute("class");
  document.getElementById("tabpage_" + current).style.display="none";
  var ident = this.id.split("_")[1];
  this.setAttribute("class","tabActiveHeader");
  document.getElementById("tabpage_" + ident).style.display="block";
  this.parentNode.setAttribute("data-current",ident);
}
function discountcalc(price,sale){var priceamt=price.replace(/\D/g,''); var onsaleamt = sale.replace(/\D/g,''); var percentage = 100-((onsaleamt/priceamt)*100).toFixed(0); var amtsaved = ((priceamt-onsaleamt)/100).toFixed(2); document.write(" $" + amtsaved + " (" + percentage + "%)");}
function checkChecker (thisForm, myWarning) {var myForm = document.getElementById(thisForm); var gotCheck = false; var isChecked = false;
  for (i=0; i < myForm.length; i++) {
    if (myForm[i].type == "checkbox") {gotCheck = true;
      if (myForm[i].checked) {isChecked = true;}
    }
  }
  if (gotCheck == true) {
    if (isChecked == true) {return true;}
    else {alert(myWarning); return false;}
  }
  else {return true;}
}