function ImgAutoGlobal(i,w,h){
var MaxW=w;
var MaxH=h;
var o=new Image();o.src=i.src;var w=o.width;var h=o.height;var t;if (w>MaxW){t=MaxW;}else{t=w;}
if ((h*t/w)>MaxH){i.height=MaxH;i.width=MaxH/h*w;}else{i.width=t;i.height=t/w*h;}
}