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_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_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.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];}
}

// ----------------------------------------------------------------------------
// frmRequest_KeyDown
//
// Description: event handler for request form key down event
//    translates returns on option buttons to a tab
//    this works only for IE, the keypress event is used for other browsers
//
// Arguments : 
//    e - the event object
//
// Dependencies : none
//
// History :
// 2006.07.13 - WSR : adapted to this project
//
function frmRequest_KeyDown( e )
   {

   var numCharCode;
   var elTarget;
   var strType;

   // get event if not passed
   if (!e) var e = window.event;

   // get character code of key pressed
   if (e.keyCode) numCharCode = e.keyCode;
   else if (e.which) numCharCode = e.which;

   // get target
   if (e.target) elTarget = e.target;
   else if (e.srcElement) elTarget = e.srcElement;
                                              
   // if form input field
   if ( elTarget.tagName.toLowerCase() == 'input' )
      {

      // get type
      strType = elTarget.getAttribute('type').toLowerCase();

      // based on type
      switch ( strType )
         {
         case 'checkbox' :
         case 'radio' :
         case 'text' :

            // if this is a return - change to tab
            if ( numCharCode == 13 )
               {
               // cancel event to prevent form submission
               return false;
               }

            break;
            
         }

      }

   // process default action
   return true;

   }
//
// frmRequest_KeyDown
// ----------------------------------------------------------------------------


// ----------------------------------------------------------------------------
// frmRequest_KeyPress
//
// Description: event handler for request form key press event
//    cancels returns on form elements that would prematurely submit the form
//
// Arguments : 
//    e - the event object
//
// Dependencies : none
//
// History :
// 2006.07.13 - WSR : adapted to this project
//
function frmRequest_KeyPress( e )
   {

   var numCharCode;
   var elTarget;
   var strType;

   // get event if not passed
   if (!e) var e = window.event;

   // get character code of key pressed
   if (e.keyCode) numCharCode = e.keyCode;
   else if (e.which) numCharCode = e.which;

   // get target
   if (e.target) elTarget = e.target;
   else if (e.srcElement) elTarget = e.srcElement;
                                              
   // if form input field
   if ( elTarget.tagName.toLowerCase() == 'input' )
      {

      // get type
      strType = elTarget.getAttribute('type').toLowerCase();

      // based on type
      switch ( strType )
         {
         case 'checkbox' :
         case 'radio' :
         case 'text' :

            // if this is a return
            if ( numCharCode == 13 )
               {
               // cancel event to prevent form submission
               return false;
               }

            break;
            
         }

      }

   // process default action
   return true;

   }
//
// frmRequest_KeyPress
// ----------------------------------------------------------------------------

surveyLoad = function() {
    history.forward();

    var frmRequest = document.getElementById('frmSurvey');
    if (frmRequest)
       {
       if (window.event)
          frmRequest.onkeydown = frmRequest_KeyDown;
       else
          frmRequest.onkeypress = frmRequest_KeyPress;
       }
}