var AgntUsr = navigator.userAgent.toLowerCase();
var DomYes = (document.getElementById)?1:0;
var NavYes = (AgntUsr.indexOf('mozilla') != -1 && AgntUsr.indexOf('compatible') == -1)?1:0;
var ExpYes = (AgntUsr.indexOf('msie') != -1)?1:0;
var Opr5 = (AgntUsr.indexOf('opera 5')!= -1 || AgntUsr.indexOf('opera/5') != -1)?1:0;
var DomNav = (DomYes && NavYes)?1:0;
var DomExp = (DomYes && ExpYes)?1:0;
var Nav4 = (NavYes && !DomYes && document.layers)?1:0;
var Exp4 = (ExpYes && !DomYes && document.all)?1:0;

var randomnumber = Math.round(Math.random() * 100000);
var contentblock = 0;

//-----------------------------------------------------------------------------
//code for search function in masthead
function checkform (form) {
  if (form.ss.value == "") {
    alert( "Please enter a term in the search box." );
    form.ss.focus();
    return false ;
  }
	return true ;
}

//-----------------------------------------------------------------------------
//code to pop-up a window
function openWin(theURL, winName, features) {
  window.open(theURL, winName, features);
}

//-----------------------------------------------------------------------------
//code for email pop-up window
var myrl = location.href;
var daurl = ("http://costest.construction.com/cest/emailus/form2.asp?rd="+myrl);
function maillink(p) {
	window.open(p,'mail','width=617,height=561,scrollbars=yes,toolbar');
}

//-----------------------------------------------------------------------------
function jumpMenu (target,selObj,restore) {
  if (selObj.selectedIndex > 0 && selObj.options[selObj.selectedIndex].value != '') {
    window.open(selObj.options[selObj.selectedIndex].value,target);
  }
  else if (selObj.options[selObj.selectedIndex].value == '') {
    selObj.selectedIndex = 0;
  }
  if (restore)
    selObj.selectedIndex = 0;
}

//-----------------------------------------------------------------------------
function skipTo (obj) {
  location.href = "#" + obj[obj.selectedIndex].value;
  return false;
}

//-------------------------------------------------------
sponsor1 = "";
function navimage (environment) {
	var site = "";
	if (environment > ""){
	  site=environment;
	}
	if (sponsor1.indexOf("home") > -1){
	  document.imghome.src = site+"/images/subnav_home_on.gif";
	  document.tick1.src = site+"/images/subnav_arrow_on.gif";
	}
	if (sponsor1.indexOf("reports") > -1){
	  document.imgreports.src = site+"/images/subnav_reports_on.gif";
	  document.tick2.src = site+"/images/subnav_arrow_on.gif";
	}
	if (sponsor1.indexOf("plans") > -1){
	  document.imgplans.src = site+"/images/subnav_plans_on.gif";
	  document.tick3.src = site+"/images/subnav_arrow_on.gif";
	}
	if (sponsor1.indexOf("analytics") > -1){
	  document.imganalytics.src = site+"/images/subnav_analytics_on.gif";
	  document.tick4.src = site+"/images/subnav_arrow_on.gif";
	}
	if (sponsor1.indexOf("mags") > -1){
	  document.imgmags.src = site+"/images/subnav_pubs_on.gif";
	  document.tick5.src = site+"/images/subnav_arrow_on.gif";	  
	}
	if (sponsor1.indexOf("service") > -1){
	  document.imgsupport.src = site+"/images/subnav_support_on.gif";
	  document.tick6.src = site+"/images/subnav_arrow_on.gif";
	}
}
//---------------------------------------------------------