function setImgSizeWH(theURL,sImage,imgW,imgH)
{
	var imgObj;
	imgObj=new Image();
	imgObj.src=theURL;
	if((imgObj.width!=0)&&(imgObj.height!=0))
	{
		if(imgObj.width>imgW||imgObj.height>imgH)
		{
			var iHeight=imgObj.height*imgW/imgObj.width;
			if(iHeight<=imgH)
			{
				sImage.width=imgW;
				sImage.height=iHeight;
			}else{
				var iWidth=imgObj.width*imgH/imgObj.height;
				sImage.width=iWidth;sImage.height=imgH;
			}
		}else{
			sImage.width=imgObj.width;
			sImage.height=imgObj.height;
		}
	}else{
		sImage.width=imgW;
		sImage.height=imgH;
	}
}