//correctly handle PNG transparency in Win IE 5.5 & 6. 
function correctPNG()
{ 
    var arVersion = navigator.appVersion.split("MSIE") 
    var version = parseFloat(arVersion[1]) 
    if ((version >= 5.5) && (document.body.filters)) 
    { 
       for(var j=0; j<document.images.length; j++) 
       { 
          var img = document.images[j] 
          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 
             j = j-1 
          } 
       } 
    }     
} 
window.attachEvent("onload", correctPNG); 

function DrawImage(ImgD,img_width,img_height){ 
   var image=new Image(); 
   image.src=ImgD.src; 
   
   var img_width;
   var img_height;
   
   if(image.width>0 && image.height>0){ 
    flag=true; 
    if(image.width/image.height>= img_width/img_height){ 
     if(image.width>img_width){   
     ImgD.width=img_width; 
     ImgD.height=(image.height*img_width)/image.width; 
     }else{ 
     ImgD.width=image.width;   
     ImgD.height=image.height; 
     } 
     //ImgD.alt=image.width+"กม"+image.height; 
     } 
    else{ 
     if(image.height>img_height){   
     ImgD.height=img_height; 
     ImgD.width=(image.width*img_height)/image.height;      
     }else{ 
     ImgD.width=image.width;   
     ImgD.height=image.height; 
     } 
     //ImgD.alt=image.width+"กม"+image.height;
     } 
    } 
}

function nTabs(thisObj,Num){
if(thisObj.className == "active")return;
var tabObj = thisObj.parentNode.id;
var tabList = document.getElementById(tabObj).getElementsByTagName("li");
for(i=0; i <tabList.length; i++)
{
	if (i == Num)
	{
	thisObj.className = "active";
		document.getElementById(tabObj+"_Content"+i).style.display = "block";
	}else{
	tabList[i].className = "normal";
	document.getElementById(tabObj+"_Content"+i).style.display = "none";
	}
}
}

function ResumeError(){return true;} 
window.onerror = ResumeError;