//preload images
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];
			}
	}
}

function chgImg(button,img)
{
  if(document.images)
  {
    if (MacNS && ( (img.indexOf('down') != -1) || (img.indexOf('Selected') != -1))) return false;
    else {

        if (button == 'button_'+level1button){
            //do nothing this is not a problem
        }
        else{
            document[button].src = img;
          }
      }
    }
}

//jump menu
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}