// JavaScript Document

// Declare variables
var browserName = navigator.appName; 
var browserVer = parseInt(navigator.appVersion);

// Set up object for AJAX requests
var request = null;
try {
	request = new XMLHttpRequest();
} catch (trymicrosoft) {
	try {
		request = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (othermicrosoft) {
		try {
			request = new ActiveXObject("Microsoft.XMLHTTP");
		} catch (failed) {
			request = null;
		}
	}
}

// Automatically tab to the specified field when the current field reaches a certain length
function autoTab(maxlength, field, next) {
	if (field.value.length >=  maxlength && next != null && next != undefined) next.select();
}

// Replaces node content with text
function replaceText(elem, newtext) {
	while (elem.firstChild != null) elem.removeChild(elem.firstChild);
	elem.appendChild(document.createTextNode(newtext));
}

// Gets the number of days in a month
function getDaysInMonth(aDate){
	// returns the last day of a given month
	var m = new Number(aDate.getMonth());
	var y = new Number(aDate.getYear());
	var tmpDate = new Date(y, m, 28);
	var checkMonth = tmpDate.getMonth();
	var lastDay = 27;
	while(lastDay <= 31){
		temp = tmpDate.setDate(lastDay + 1);
		if(checkMonth != tmpDate.getMonth()) break;
		lastDay++
	}
	return lastDay;
}

// Opens an eNews newsletter
function openNews(name) {
	var baseURL = '/newsletter/';
	if (document.location.protocol == "https:") baseURL = "http://" + location.host + baseURL;
	window.open(baseURL + name,'','scrollbars=yes,width=660,height=600,resizable=yes,status=yes');
}

function GetCookie (name) {
	var arg = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;
	while (i < clen) {
		var j = i + alen;
		if (document.cookie.substring(i, j) == arg)
		return getCookieVal(j);
		i = document.cookie.indexOf(" ", i) + 1;
		if (i == 0) break; 
	}
	return null;
}

function SetCookie (name,value,expires,path,domain,secure) {
	document.cookie = name + "=" + escape (value) +
		((expires) ? "; expires=" + expires.toGMTString() : "") +
		((path) ? "; path=" + path : "") +
		((domain) ? "; domain=" + domain : "") +
		((secure) ? "; secure" : "");
}

function FixCookieDate (date) {
	var base = new Date(0);
	var skew = base.getTime(); // dawn of (Unix) time - should be 0
	if (skew > 0)  // Except on the Mac - ahead of its time
		date.setTime (date.getTime() - skew);
}

function getCookieVal (offset) {
	var endstr = document.cookie.indexOf (";", offset);
	if (endstr == -1) endstr = document.cookie.length;
	return unescape(document.cookie.substring(offset, endstr));
}

// Validates the site search form
function validateSiteSearchForm(form) {
	if (form && form.st) {
		if (form.st.value.length > 0) return true;
		else {
			alert('Please enter a search term or phrase.');
			return false;
		}
	} else return false;
}

// Launch a demo popup
function launchDemo(name) {
	var baseURL = '';
	if (document.location.protocol == "https:") baseURL = "http://" + location.host;
	switch(name) {
		case "roes":
			window.open(baseURL + '/support/demos/resources/roes/loader.htm','','scrollbars=yes,width=700,height=525');
			break;
		case "labprints":
			location.href = '/support/demos/labprints/default.aspx';
			break;
		case "imagequix":
			window.open('http://www.imagequix.com/photog/1-020Demo.php','','scrollbars=yes,resizable=yes,menubar=yes,location=yes,toolbar=yes,status=yes,directories=yes');
			break;
		default:
			window.open(baseURL + '/support/demos/' + name + '.aspx','','scrollbars=yes,width=700,height=525');
			break;
	}
}

// Launch an OOS application
function launchApp(name) {
	var launch = false;
	var systemname = "";
	var account = GetCookie('CNU');
	if (account != '' && account != null && account != undefined) {
		switch(name) {
			case "fos":
				if (window.location.host == "customernet.fullcolor.com") window.location = "/onlineorderingsystem/jar/fullcolor.jnlp";
				else if (window.location.host == "www.fullcolor.com") window.location = "/onlineorderingsystem/jar/fullcolor.jnlp";
				else window.location = "/onlineorderingsystem/jar/dev.jnlp";
				systemname = "fos";
				break;
			case "eproofs":
				systemname = "EProofs";
				launch = true;
				break;
			case "imagenet":
				systemname = "ImageNet";
				launch = true;
				break;
			case "eventlink":
				systemname = "EventLink";
				launch = true;
				break;
			case "sportsnet":
				systemname = "SportsNet";
				launch = true;
				break;
			case "film2digital":
				systemname = "Film2Digital";
				launch = true;
				break;
		}
	} else alert('Please log in as a customer before launching this ordering system.');
	if (launch)	window.open('http://' + location.hostname + '/OnlineOrderingSystem/ASPX/Home.aspx?System=' + systemname + '&AccountNumber=' + account,'Home','top='+(screen.height-542)/2+',left='+(screen.width-786)/2+',status=no,scrollbars=no,resizable=yes,width=786,height=542')
}

// Shows a step-by-step DIV
function showItem(div) {
	var WinDiv = document.getElementById("Windows");
	var MacDiv = document.getElementById("Mac");
	switch(div) {
		case "Windows":
			if (WinDiv) WinDiv.style.display = '';
			if (MacDiv) MacDiv.style.display = 'none';
			break;
		case "Mac":
			if (WinDiv) WinDiv.style.display = 'none';
			if (MacDiv) MacDiv.style.display = '';
			break;
	}
}


// Image preloader script
function preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.p) d.p=new Array();
    var i,j=d.p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.p[j]=new Image; d.p[j++].src=a[i];}}
}


// Define all of the rollover button graphics
var buttonImages = new Array('add_as_new_item',
							 'add_card',
							 'add_new_card',
							 'add_to_shopping_cart',
							 'cancel',
							 'continue',
							 'delete',
							 'download_software',
							 'featured_next',
							 'featured_prev',
							 'edit',
							 'find',
							 'finish',
							 'go',
							 'go_back',
							 'launch_now',
							 'log_in',
							 'return_fix',
							 'send_message',
							 'sign_up_now',
							 'submit',
							 'submit_response',
							 'update',
							 'update_card',
							 'update_this_item');

// Sets up image rollovers
function setupButtons() {
	// Get all of the images on this page and iterate through them to determine if any are rollovers
	var pageImages = document.getElementsByTagName("img");
	for (var x = 0; x < pageImages.length; x++) {
		// Get the base name of the current image
		var tmparr1 = pageImages[x].src.split('/');
		var tmparr2 = tmparr1[tmparr1.length - 1].split('.');
		var imgname = tmparr2[0];
		// Check the current image name against the list of buttons and see if there is a match
		for (var i = 0; i < buttonImages.length; i++) {
			if (imgname == buttonImages[i]) {
				// Preload rollover image
				var normalURL = '/images/buttons/' + imgname + '.gif';
				var rolloverURL = '/images/buttons/' + imgname + '_on.gif';
				var hitURL = '/images/buttons/' + imgname + '_hit.gif';
				// Setup rollover events
				addRollover(pageImages[x], normalURL, rolloverURL, hitURL);
				// Exit the loop
				break;
			}
		}
	}
	// Get all of the image buttons on this page and iterate through them to determine if any are rollovers
	var inputElements = document.getElementsByTagName("input");
	for (var x = 0; x < inputElements.length; x++) {
		if (inputElements[x].getAttribute("type") == "image") {
			// Get the base name of the current image
			var tmparr1 = inputElements[x].src.split('/');
			var tmparr2 = tmparr1[tmparr1.length - 1].split('.');
			var imgname = tmparr2[0];
			// Check the current image name against the list of rollovers and see if there is a match
			for (var i = 0; i < buttonImages.length; i++) {
				if (imgname == buttonImages[i]) {
					// Preload rollover image
					var normalURL = '/images/buttons/' + imgname + '.gif';
					var rolloverURL = '/images/buttons/' + imgname + '_on.gif';
					var hitURL = '/images/buttons/' + imgname + '_hit.gif';
					// Setup rollover events
					addRollover(inputElements[x], normalURL, rolloverURL, hitURL);
					// Exit the loop
					break;
				}
			}
		}
	}
}

// Image button rollover/press handler handler
function addRollover(img, normalURL, rolloverURL, hitURL) {
	preloadImages(rolloverURL);
	//img.src = normalURL;
	img.onmouseover = function() { img.src = rolloverURL; }
	img.onmouseout = function() { img.src = normalURL; }
	if (hitURL.length > 0) {
		preloadImages(hitURL);
		img.onmousedown = function() { img.src = hitURL; }
		img.onmouseup = function() { img.src = rolloverURL; }
	}
}

// Function for enabling tab key usage (for textarea fields)
function setSelectionRange(input, selectionStart, selectionEnd) {
	if (input.setSelectionRange) {
		input.focus();
		input.setSelectionRange(selectionStart, selectionEnd);
	} else if (input.createTextRange) {
		var range = input.createTextRange();
		range.collapse(true);
		range.moveEnd('character', selectionEnd);
		range.moveStart('character', selectionStart);
		range.select();
	}
}
function replaceSelection (input, replaceString) {
	if (input.setSelectionRange) {
		var selectionStart = input.selectionStart;
		var selectionEnd = input.selectionEnd;
		input.value = input.value.substring(0, selectionStart)+ replaceString + input.value.substring(selectionEnd);
    	if (selectionStart != selectionEnd) setSelectionRange(input, selectionStart, selectionStart + replaceString.length);
		else setSelectionRange(input, selectionStart + replaceString.length, selectionStart + replaceString.length);
	} else if (document.selection) {
		var range = document.selection.createRange();
		if (range.parentElement() == input) {
			var isCollapsed = range.text == '';
			range.text = replaceString;
			if (!isCollapsed) {
				range.moveStart('character', -replaceString.length);
				range.select();
			}
		}
	}
}
// We are going to catch the TAB key so that we can use it, Hooray!
function catchTab(item,e){
	if (navigator.userAgent.match("Gecko")) c=e.which;
	else c=e.keyCode;
	if(c==9){
		replaceSelection(item,String.fromCharCode(9));
		setTimeout("document.getElementById('"+item.id+"').focus();",0);	
		return false;
	}
}

// Image preloading function
function preloadNav() {
	preloadImages('/images/interface/nav_products_on.gif',
				  '/images/interface/nav_getting_started_on.gif',
				  '/images/interface/nav_customer_resources_on.gif',
				  '/images/interface/nav_about_on.gif',
				  '/images/icons/bullet_on.gif',
				  '/images/icons/bullet_back_on.gif',
				  '/images/icons/bullet_blue_on.gif',
				  '/images/icons/bullet_green_on.gif',
				  '/images/icons/bullet_header_on.gif',
				  '/images/icons/bullet_yellow_on.gif',
				  '/images/icons/bullet_white_on.gif',
				  '/images/buttons/navbutton_green_on.gif',
				  '/images/buttons/navbutton_green_hit.gif',
				  '/images/buttons/navbutton_system_on.gif',
				  '/images/buttons/navbutton_system_hit.gif',
				  '/images/buttons/navbutton_short_on.gif',
				  '/images/buttons/navbutton_short_hit.gif');
}

// Pricing OnLoad directive
function globalLoad() {
	// Preload images
	preloadNav();
	// Sets up image rollovers
	setupButtons();
}

if (window.addEventListener) window.addEventListener("load", globalLoad, false);
else if (window.attachEvent) window.attachEvent("onload", globalLoad);