i'm trying to get a script working for randomized background images but i can't seem to get it to work. any suggestions.



var backg;
var backgr1='http://www.users.muohio.edu/mompermj/images/church.jpg';
var backgr2='http://www.users.muohio.edu/mompermj/images/churchedit.jpg';
var backgr3='http://www.users.muohio.edu/mompermj/images/bridge.jpg';
var cur=(int)(Math.round()*3));
//document.write(cur);
if (cur==0);
backgr=backgr1;
else if (cur==1)
backgr=backgr2;
else
backgr=backgr3;
document.write('')