ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false

function preImg()
{
 mn111=new Image()
 mn111.src="image/menu/menu1_ov.gif"
 mn222=new Image()
 mn222.src="image/menu/menu2_ov.gif"
 mn333=new Image()
 mn333.src="image/menu/menu3_ov.gif"
 mn444=new Image()
 mn444.src="image/menu/menu4_ov.gif"
 mn555=new Image()
 mn555.src="image/menu/menu5_ov.gif"
 mn666=new Image()
 mn666.src="image/menu/menu6_ov.gif"
}

function checkVisible(obj)
{
 if(obj) {
   if (ns4)  
     if (obj.visibility=="hide") return true
     else                        return false
   else if (ie4)
     if (obj.style.visibility == "hidden") {
         return true
     } 
     else {
         return false
     }
 }
}

var temp=new Image()
var old=new Image()
function swapImg(a,b)
{
 old=a
 temp.src=a.src
 a.src=b.src
}

function restoreImg()
{
 if(old.name)
  document.images[old.name].src=temp.src
} 


window.onerror=noDisplay
function noDisplay() {
   if(ns4) window.onerror=null
   else    return true
}

function showObject(obj) {
 if(obj) {
   if (ns4) obj.visibility = "show"
   else if (ie4) obj.style.visibility = "visible"
   return obj
 }
}

var hideTimeout
function hideObject(obj) {
 if(hideTimeout != null) window.clearTimeout(hideTimeout);
 if(obj) {
   if (ns4) obj.visibility = "hide"
   else if (ie4) obj.style.visibility = "hidden"
 }
}

var swapObj = new Array();
function showLayers() {
 var tobj
 args = showLayers.arguments

 for(i=0;i<swapObj.length;i++){hideObject(swapObj[i])}

 for(i=0;i<args.length;i++) {
  if (ns4) tobj = eval("document.layers['"+args[i]+"']")
   else if (ie4) tobj = eval("document.all['"+args[i]+"']")
  swapObj[i] = showObject(tobj)
 }
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function check_e()
{
	if (document.enform.name.value.length == 0)   {
		alert("Name input");
	    	document.enform.name.focus();
		return false;
	} 
	if (document.enform.country.value.length == 0)   {
		alert("Country input");
	    	document.enform.country.focus();
		return false;
	}  
	if (document.enform.company.value.length == 0)   {
		alert("Company input");
	    	document.enform.company.focus();
		return false;
	}
	if (document.enform.division.value.length == 0)   {
		alert("Division input");
	    	document.enform.division.focus();
		return false;
	}
	if (document.enform.tel.value.length == 0)   {
		alert("Phone input");
	    	document.enform.tel.focus();
		return false;
	} 
	if (document.enform.email.value.length == 0)   {
		alert("email input");
	    	document.enform.email.focus();
		return false;
	} 
	if (document.enform.content.value.length == 0)   {
		alert("Comment input");
	    	document.enform.content.focus();
		return false;
	} 
	enform.submit();
}