// Preload Images for Global Nav

var vtprev = new Image(); vtprev.src="/stellent/groups/jsp/documents/webcontent/btn_vt_prev.gif";
var vtprevRO = new Image(); vtprevRO.src="/stellent/groups/jsp/documents/webcontent/btn_vt_prev_ro.gif";

var vtnext = new Image(); vtnext.src="/stellent/groups/jsp/documents/webcontent/btn_vt_next.gif";
var vtnextRO = new Image(); vtnextRO.src="/stellent/groups/jsp/documents/webcontent/btn_vt_next_ro.gif";

var forPhy01 = new Image();forPhy01.src="/stellent/groups/jsp/documents/webcontent/btn_forphy_practicesearch.gif";
var forPhy01RO = new Image();forPhy01RO.src="/stellent/groups/jsp/documents/webcontent/btn_forphy_practicesearch_ro.gif ";

var forPhy02 = new Image();forPhy02.src="/stellent/groups/jsp/documents/webcontent/btn_forphy_contactfacility.gif";
var forPhy02RO = new Image();forPhy02RO.src="/stellent/groups/jsp/documents/webcontent/btn_forphy_contactfacility_ro.gif";


// **********************************************************************

var ie = (document.all) ? 1:0 // detects ie
var dom = (document.getElementById && !document.all) ? 1:0 //detects mozilla browsers like NS6 & 7
var rolloverOk = ( ie || dom ) ? 1:0

// RollOver Image Change Script
function imgChg(imageID) { 
  document.images[imageID].src = eval(imageID + "RO.src");
  }
    
function imgChgBack(imageID, onImgUsed) {   
    if (onImgUsed=='onImgUsed') {
      document.images[imageID].src = eval(imageID + "ON.src");
    } else {
      document.images[imageID].src = eval(imageID + ".src");
    }  
  }

function hideDivById(divId) {
      //alert(document.getElementById(divId).style.display);
      if (document.getElementById(divId).style.display == "block") {
  		document.getElementById(divId).style.display = "none";
  	} else {
  		document.getElementById(divId).style.display = "block";
  	}
  }