//---------------Browser Check

var browserType=new checkBrowserType();

function checkBrowserType(){
	this.IE=(navigator.userAgent.indexOf("MSIE")!=-1);
	this.IE6=(navigator.userAgent.indexOf("MSIE 6.")!=-1);
	this.IE5=(navigator.userAgent.indexOf("MSIE 5.")!=-1);
	this.IE4=(navigator.userAgent.indexOf("MSIE 4.")!=-1);
	this.Opera=(navigator.userAgent.indexOf("Opera")!=-1);
}



//---------------IE PNG

function correctPNG(){

  if(browserType.IE5 || browserType.IE6){

    for(var i=0; i<document.images.length; i++){
      var img = document.images[i]
      var imgName = img.src.toUpperCase()
	
      if (imgName.substring(imgName.length-3, imgName.length) == "PNG"){
        var imgID = (img.id) ? "id='" + img.id + "' " : ""
        var imgClass = (img.className) ? "class='" + img.className + "' " : ""
        var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
        var imgStyle = "display:inline-block;" + img.style.cssText 
	  
        if (img.align == "left") imgStyle = "float:left;" + imgStyle
        if (img.align == "right") imgStyle = "float:right;" + imgStyle
        if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle		
        var strNewHTML = "<span " + imgID + imgClass + imgTitle
        + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
        + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
        + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
        img.outerHTML = strNewHTML
        i = i-1
      }
    }
  }
}



//---------------New Window

function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("A");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}



//---------------Onload

function initload() {
	correctPNG();
	externalLinks();
}

window.onload = initload;