var totalimg = 3;
function randimg() {  //randomaizes background images
document.getElementById('backimg').attributes['background'].value = 'images/homepic'+(Math.round(Math.random()*(totalimg-1))+1)+'.jpg';
}

var element0, class0;
function chg_cls(elementid) {  //changes classes of footer bar's elements when mouseover and mouseout
  if (elementid && elementid.attributes['class'].value.indexOf('On') < 1) {
    element0 = elementid;
    with (element0) {
      class0 = attributes['class'].value;
      attributes['class'].value = class0 + 'Over';
    }
  } else {	
    if (element0 && element0.attributes['class'].value.indexOf('On') < 1) element0.attributes['class'].value = class0;		
  }
}
//put function on projects.asp
//var nn = 1;
//function setOn(elementid) {  //controls image numbers bar's actions and classes when clicked
//  if (elementid.id == 'goimg'+nn) return;
//  with (document.getElementById('projdata').style) if (display == '') display = 'none';
 // document.getElementById('goimg'+nn).attributes['class'].value = 'footerNumTxt';
 // nn = elementid.innerHTML;
 // document.getElementById('goimg'+nn).attributes['class'].value = 'footerNumTxtOn';
// var bb = document.getElementById('bigpic');
//  with (bb) {
//	attributes['src'].value="images/spacer.gif";
//	attributes['src'].value="images/img"+nn+".jpg";
//	fadeObj(bb);
//  }
//}  

function hidestate(elementid,state) {  // changes element's hidden state
  document.getElementById(elementid).style.display = state;
}

function fadeObj(obj) {  //fades object
  if(document.all&&!window.opera) {
    obj.filters.blendTrans.apply(); 
    obj.filters.blendTrans.play();
  }
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);