ns=window.navigator.appName == "Netscape"
ie=window.navigator.appName == "Microsoft Internet Explorer"
var items = 5

function openIt(x) {
if(ns) {
 alert(document.layers.length);
 showbox = document.layers[x+1]
 showbox.visibility = "show"
 showbox.top=44
 for (i=1; i<=items; i++) {
  elopen=document.layers[i]
  if (i != (x + 1)) { 
   elopen.visibility = "hide" }
  }
}
if(ie) {
 curEl = event.toElement
 showBox = document.all.box[x];
 showBox.style.visibility = "visible";
 for (i=0; i<items; i++) {
  elOpen=document.all.box[i]
  if (i != x){ 
   elOpen.style.visibility = "hidden" 
  }
 }
}
}

function openNC(x) {
if(ns) {
 alert(document.layers.length);
 showbox = document.layers[x+1]
 showbox.visibility = "show"
 showbox.top=44
}
if(ie) {
 curEl = event.toElement
 showBox = document.all.box[x];
 showBox.style.visibility = "visible";
}
}

function closeIt() {
 for (i=0; i<items; i++) {
  if(ie){
   document.all.box[i].style.visibility = "hidden"
  }
  if(ns){ document.layers[i+1].visibility = "hide"}          
 }
}

function PartNumCheck(){
	if (document.partnumberSearch.Makeid1.options[document.partnumberSearch.Makeid1.selectedIndex].value == "") {
		alert("Вы должны сделать выбор перед тем, как искать деталь.\nПожалуйста, выберите автомобиль");
		return false;
	}
}