var flag=false; 
function ReSizeImg(Img,width,height)
{
    var image=new Image(); 
    image.src=Img.src; 

    if(image.width>width||image.height>height)    
    {
        w=image.width/width;
        h=image.height/height;
        if(w>h)
        {

            Img.width=width;

            Img.height=image.height/w;
        }
        else
        {
            Img.height=height;
            Img.width=image.width/h;
        }
    }
}