// David Trewern Design JAVASCRIPT - Copyright © 2002 David Trewern Design

// Menu mouse over script
function BturnOn(imageName,swapImg) {
  if (document.images) { document [imageName + swapImg].src = eval("b" + imageName + "1.src"); }
}

function BturnOff(imageName,swapImg) {
  if (document.images) { document [imageName + swapImg].src = eval("b" + imageName + "0.src"); }
}

if (document.images) {
  NAVarr = new Array("home", "whystainmaster", "purchasingguide",  "decoratingguide",  "carpetstyles",  "findastore",  "carpetcare",  "aboutinvista",
  	"why_whychoosecarpet", "why_features", "why_warranties", "why_registration", "why_construction", "why_carpetasthma",
  	"pur_carpetcalculator", "pur_underlay", "pur_faqs", "pur_installation", "pur_characteristics",
  	"dec_stepbystep", "dec_tipsandtrends",
  	"care_maintenance", "care_stain", "care_wear", "care_cleaners"
	);
  for (var NAVitem in NAVarr) {
    for (var NAVicount=0; NAVicount < 2; NAVicount++) {
      eval("b" + NAVarr[NAVitem] + NAVicount + " = new Image()");
      eval("b" + NAVarr[NAVitem] +  NAVicount + ".src = 'assets/swap_" + NAVarr[NAVitem] + "_" + NAVicount + ".gif'");
    }
  }
}


function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

// Random images script
var ic = 3;     // Number of alternative images
var xoxo = new Array(ic);

xoxo[0] = "images/random_1.jpg";
xoxo[1] = "images/random_2.jpg";
xoxo[2] = "images/random_3.jpg";
//xoxo[3] = "images/random_4.jpg";
//xoxo[4] = "images/random_5.jpg";

function pickRandom(range) {
if (Math.random)
return Math.round(Math.random() * (range-1));
else {
var now = new Date();
return (now.getTime() / 1000) % range;
}
}

// Write out an IMG tag, using a randomly-chosen image name.
var choice = pickRandom(ic);

// Write out an IMG tag, using a randomly-chosen image name.
function MM_jumpMenu(targ,selObj,restore){
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}