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 MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}



function PopUpWindow(URL,wWidth,wHeight) {
  popupWin = window.open(URL, 'PoppedWindow','width=' + wWidth + ',height=' + wHeight + ',left=' + (screen.availwidth - wWidth) / 2 + ',top=' + (screen.availheight - wHeight) / 2 + ',status');
  popupWin.focus();
}


function preload() {    
  this.length = preload.arguments.length;
    for (var i = 0; i < this.length; i++) {
    this[i+1] = new Image();
    this[i+1].src = preload.arguments[i];    
  }
}
if (document.images) {
    var imgs = new preload(
        "/images/nav/apply-off.gif",
        "/images/nav/apply-on.gif",
        "/images/nav/contactus-off.gif",
        "/images/nav/contactus-on.gif",
        "/images/nav/calculator-off.gif",
        "/images/nav/calculator-on.gif",
        "/images/nav/programs-off.gif",
        "/images/nav/programs-on.gif",
        "/images/nav/process-off.gif",
        "/images/nav/process-on.gif",
        "/images/nav/aboutus-off.gif",
        "/images/nav/aboutus-on.gif",
        "/images/nav/home-off.gif",
        "/images/nav/home-on.gif"
    )
}
function swap(imgName) {
  if (document.images) {
    var test = document.images[imgName].src;
    if (test.indexOf("-off")!=-1) {
      document.images[imgName].src = "/images/header/"+imgName+"-on.gif";
    }
    else {
      document.images[imgName].src = "/images/header/"+imgName+"-off.gif";
    }
  }
}

function showTxt(id,txt){
  document.getElementById(id+'_text').innerHTML = txt;
}