function rollimage(id,newimage) {

               document.getElementById(id).src=newimage;

           }
           function MM_preloadImages() { //v3.0
                    var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
                    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
                    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
           }