var flag=false;

function DrawImage(ImgD,imageWidth,imageHeight) {

var image=new Image();

image.src=ImgD.src;

if(image.width>0 && image.height>0){

flag=true;

if(image.width/image.height>= imageWidth/imageHeight){

if(image.width>imageWidth){

ImgD.width=imageWidth;

ImgD.height=(image.height*imageWidth)/image.width;

}else{

ImgD.width=image.width;

ImgD.height=image.height;

}

}

else{

if(image.height>imageHeight){

ImgD.height=imageHeight;

ImgD.width=(image.width*imageHeight)/image.height;

}else{

ImgD.width=image.width;

ImgD.height=image.height;

}

}

}

}