/**
 * Coded by Andre Reitz
 * Alliance Consulting
 */

/* Top Navigation Image Preloader */

function preloader() 
{
navImage = new Image();
navImage.src = "/images/purell/topnav.gif";
navImage1 = new Image();
navImage1.src = "/images/purell/topnav_ro1.gif";
navImage2 = new Image();
navImage2.src = "/images/purell/topnav_ro2.gif";
navImage3 = new Image();
navImage3.src = "/images/purell/topnav_ro3.gif";
navImage4 = new Image();
navImage4.src = "/images/purell/topnav_ro4.gif";
}

/* Font Increase & Decrease */

var baseCopyFontSize = 11;
var baseCopyFontSize12 = 12;

function adjustFontSize(whichDirection) {

	arr = document.getElementById("container").getElementsByTagName("div");
	copyblocks = new Array();
	
	for (var i = 0; i < arr.length; i++) {
		if (arr[i].className == "copy") {
			copyblocks.push(arr[i]);
		}
	}

	arr = document.getElementById("container").getElementsByTagName("span");
	copyblocks12 = new Array();
	
	for (var i = 0; i < arr.length; i++) {
		if (arr[i].className == "blue fontsize12 bold") {
			copyblocks12.push(arr[i]);
		}
	}

	if (whichDirection == "+") {
		baseCopyFontSize = (parseInt(baseCopyFontSize)+1) +'px';
		baseCopyFontSize12 = (parseInt(baseCopyFontSize12)+1) +'px';
	} else {
		if (parseInt(baseCopyFontSize) >= 9) {
			baseCopyFontSize = (parseInt(baseCopyFontSize)-1) +'px';
			baseCopyFontSize12 = (parseInt(baseCopyFontSize12)-1) +'px';
		} else {
			return;
		}
	}
	
	for (var i = 0; i < copyblocks.length; i++) {
		copyblocks[i].style.fontSize = baseCopyFontSize;
	}
	
	for (var i = 0; i < copyblocks12.length; i++) {
		copyblocks12[i].style.fontSize = baseCopyFontSize12;
	}
}

/* Window Opener */

function openWin(theURL, windowName, features) {
	newWin = window.open(theURL, windowName, features);
	newWin.focus();
}

/* Print page */

function printPage() {
    var agt = navigator.userAgent.toLowerCase(); 
    var is_win = ( (agt.indexOf("win")!=-1) || (agt.indexOf("16bit")!=-1) );
    var is_mac    = (agt.indexOf("mac")!=-1);
    var macos  = (is_mac && ((agt.indexOf("mac os") != -1) || (agt.indexOf("macos") != -1) || this.ie));
    var macosx = (macos && ((agt.indexOf("os x") != -1) || (agt.indexOf("osx") != -1)));

	if(macosx || is_win ){
		window.print();
	} else {
		alert("To print this page, press 'command+P'.")
	}
}

/* Product Page Tab Driven DIVs */

dd=document;
NS=(dd.layers)?1:0;IE=(dd.all)?1:0;
DOM=(dd.getElementById)?1:0

function showLayer(L){ 
if(NS)dd.layers[L].display='show'; 
else if (IE)obg=dd.all[L]; 
else obg=dd.getElementById(L); 
if(!NS)obg.style.display='block' 
}

function hideLayer(L){ 
if(NS)dd.layers[L].display='hide'; 
else if (IE)obg=dd.all[L]; 
else obg=dd.getElementById(L); 
if(!NS)obg.style.display='none' 
}

function div_desc()
{
showLayer('desc')
hideLayer('drug_facts')
hideLayer('directions')
}

function div_drug_facts()
{
showLayer('drug_facts')
hideLayer('desc')
hideLayer('directions')
}

function div_directions()
{
showLayer('directions')
hideLayer('desc')
hideLayer('drug_facts')
}

function div_tab1()
{
showLayer('tab1')
hideLayer('tab2')
hideLayer('tab3')
}

function div_tab2()
{
showLayer('tab2')
hideLayer('tab1')
hideLayer('tab3')
}

function div_tab3()
{
showLayer('tab3')
hideLayer('tab1')
hideLayer('tab2')
}