isIE=false;
isOPERA=false;
isNS=false;
isIE4=false;
var userbrouser;
function elstyle(el){if(isIE||isNS||isOPERA){r=document.getElementById(el).style}else{if(isIE4){r=document.all[el].style}}return (r)}
function elements(el){if(isIE||isNS||isOPERA){r=document.getElementById(el)}else{if(isIE4){r=document.all[el]}}return (r)}
function navig(){BrUserAgent=navigator.userAgent.toLowerCase();if(BrUserAgent.indexOf('opera')!=-1){userbrouser="Opera"}else if(BrUserAgent.indexOf('msie')!=-1){userbrouser="Explorer"}else if(window.navigator.userAgent.indexOf ("Gecko")>0){userbrouser="Netscape"}}
navig();
function brous(){if(userbrouser=="Explorer"){isIE=(document.getElementById)?true:false;isIE4=(document.layers)?true:false}if(userbrouser=="Opera"){isOPERA=true}if(userbrouser=="Netscape"){isNS=true}if(!(isNS||isIE||isIE4||isOPERA)){isIE=true;}}
brous();


var myimages =new Array();
function preloadimages()
{
  for (i=0;i<preloadimages.arguments.length;i++)
  {
   myimages[i]=new Image()
   myimages[i].src=preloadimages.arguments[i]
  }
}


function correctPNG() // correctly handle PNG transparency in Win IE 5.5 or higher.
   {
   var way="";
   for(var i=0; i<document.images.length; i++)
      {
          var img = document.images[i];
          var imgName = img.src.toUpperCase();
          var ispx1=imgName.substring(imgName.length-8, imgName.length);
            if (ispx1=="/PX1.GIF")
                 {
                    way=img.src;
                 }
      }
   for(var i=0; i<document.images.length; i++)
      {
         var img = document.images[i];
         var imgName = img.src.toUpperCase();
         if (imgName.substring(imgName.length-4, imgName.length) == ".PNG")
             {
               var img = document.images[i];
                src = img.src; 
                img.src=way;                           
                img.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "',sizingMethod='scale')"; 
             }
     
      }
   }