zoom.js

酷虎网同学录V1.0

function zoomout(){            
var height1=photo.height            
var width1=photo.width            
height1=height1/1.2;
width1=width1/1.2;
if (width1<=10||height1<=10)
{return;}
photo.height=height1
photo.width=width1;        
}             
          
function zoomin(){            
var height1=photo.height            
var width1=photo.width   
height1=height1*1.2;
width1=width1*1.2;
if (width1>630)
{return;}
photo.height=height1          
photo.width=width1
}             
 
function fitpage(pwidth,pheight){
var height1;
var width1;
if (pwidth<=630){
	height1=pheight;          
	width1=pwidth;
	}
else
	{
	width1=630;
	height1=width1*pheight/pwidth;
	}
photo.height=height1          
photo.width=width1
}