window.onload = externalLinks;

function externalLinks()
{
	if (!document.getElementsByTagName)
	{
		return;
	}
	
	var anchors = document.getElementsByTagName("a");
	
	for (var i = 0; i < anchors.length; i++)
	{
		var anchor = anchors[i];
		
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external")
		{
			anchor.target = "_blank";
		}
	}
}

var theObjects = document.getElementsByTagName("object");

for (var i = 0; i < theObjects.length; i++)
{
	theObjects[i].outerHTML = theObjects[i].outerHTML;
}

function validateForm()
{
	var firstName = document.getElementById("first_name");
	
	if (firstName.value == "")
	{
		return invalidField("First name", firstName);
	}
	
	var lastName = document.getElementById("last_name");
	
	if (lastName.value == "")
	{
		return invalidField("Last name", lastName);
	}
	
	var companyName = document.getElementById("company_name");
	 
	if (companyName.value == "")
	{
		return invalidField("Company name", companyName);
	}
	
	var email = document.getElementById("email");
	
	if (email.value == "")
	{
		return invalidField("Email address", email);
	}
	
	var atPos = email.value.indexOf("@");
	var dotPos = email.value.lastIndexOf(".");
	
	if (atPos < 2 || atPos == email.value.length - 1 || dotPos < 5 || dotPos > email.value.length - 3 || dotPos < atPos || email.value.indexOf("@", atPos + 1) != -1 || dotPos < atPos + 3 || email.value.indexOf(" ") != -1)
	{
		alert("Email address in not in a valid format.");
		
		return invalidField("", email);
	}
}

function invalidField(text, field)
{
	if (text != "")
	{
		alert(text + " is a required field.");
	}
	
	field.focus();
	
	return false;
}

var preloadImages = false;

var nav_home_out = new Image();
var nav_whoweare_out = new Image();
var nav_whoyouare_out = new Image();
var nav_services_out = new Image();
var nav_clients_out = new Image();
var nav_news_out = new Image();

nav_home_out.src = "images/nav_home.gif";
nav_whoweare_out.src = "images/nav_whoweare.gif";
nav_whoyouare_out.src = "images/nav_whoyouare.gif";
nav_services_out.src = "images/nav_services.gif";
nav_clients_out.src = "images/nav_clients.gif";
nav_news_out.src = "images/nav_news.gif";

var nav_home_over = new Image();
var nav_whoweare_over = new Image();
var nav_whoyouare_over = new Image();
var nav_services_over = new Image();
var nav_clients_over = new Image();
var nav_news_over = new Image();

nav_home_over.src = "images/nav_home_on.gif";
nav_whoweare_over.src = "images/nav_whoweare_on.gif";
nav_whoyouare_over.src = "images/nav_whoyouare_on.gif";
nav_services_over.src = "images/nav_services_on.gif";
nav_clients_over.src = "images/nav_clients_on.gif";
nav_news_over.src = "images/nav_news_on.gif";

preloadImages = true;

function changeImage(imgName, imgState)
{
	if (preloadImages)
	{
		window.document.images[imgName].src = eval("nav_" + imgName + "_" + imgState + ".src");
	}
}

var menu1 = new Array();
menu1[0] = '<a href="bios.html">Bios</a>';
menu1[1] = '<a href="facilities.html">Facilities</a>';
menu1[2] = '<a href="contactus.html">Contact Us</a>';
menu1[3] = '<a href="join.html">Join Our Team</a>';
menu1[4] = '<a href="news.html">News</a>';

var menu2 = new Array();
menu2[0] = '<a href="whoyouare_chain.html">Chain Restaurant</a>';
menu2[1] = '<a href="whoyouare_startup.html">Start-up Restaurant</a>';
menu2[2] = '<a href="whoyouare_retail.html">Retail/Wholesale Food Manufacturer</a>';
menu2[3] = '<a href="whoyouare_grocery.html">Grocery/Convenience Store</a>';
menu2[4] = '<a href="whoyouare_foodmarketing.html">Food Marketing Board</a>';

var menu3 = new Array();
menu3[0] = '<a href="culinary.html">Culinary</a>';
menu3[1] = '<a href="creative.html">Creative</a>';
menu3[2] = '<a href="operations.html">Operations</a>';
menu3[3] = '<a href="sb1420.html">California Menu Labeling</a>';

var menu4 = new Array();
menu4[0] = '<a href="ourclients.html">Client List</a>';
menu4[1] = '<a href="casestudies.html">Case Studies</a>';

var menuwidth = '150px';
var menubgcolor = '#FFFFFF';
var disappeardelay = 250;
var hidemenu_onclick = "yes";

var currentImgName = '';
var currentImgState = '';

var ie4 = document.all;
var ns6 = document.getElementById && !document.all;

if (ie4 || ns6)
{
	document.write('<div id="dropmenudiv" style="visibility:hidden; width:' + menuwidth + '; background-color:' + menubgcolor + '" onmouseover="javascript:clearhidemenu();" onmouseout="javascript:dynamichide(event);"></div>');
}

function getposOffset(what, offsettype)
{
	var totaloffset = (offsettype == "left") ? what.offsetLeft : what.offsetTop;
	var parentEl = what.offsetParent;
	
	while (parentEl != null)
	{
		totaloffset = (offsettype == "left") ? totaloffset + parentEl.offsetLeft : totaloffset + parentEl.offsetTop;
		parentEl = parentEl.offsetParent;
	}
	
	return totaloffset;
}


function showhide(obj, e, visible, hidden, menuwidth)
{
	if (ie4 || ns6)
	{
		dropmenuobj.style.left = dropmenuobj.style.top = "-500px";
	}
		
	if (menuwidth != "")
	{
		dropmenuobj.widthobj = dropmenuobj.style;
		dropmenuobj.widthobj.width = menuwidth;
	}
	
	if (e.type == "click" && obj.visibility == hidden || e.type == "mouseover")
	{
		obj.visibility = visible;
	}
	else if (e.type == "click")
	{
		obj.visibility = hidden;
	}
}

function iecompattest()
{
	return (document.compatMode && document.compatMode != "BackCompat") ? document.documentElement : document.body;
}

function clearbrowseredge(obj, whichedge)
{
	var edgeoffset = 0;
	
	if (whichedge == "rightedge")
	{
		var windowedge = ie4 && !window.opera ? iecompattest().scrollLeft + iecompattest().clientWidth - 15 : window.pageXOffset + window.innerWidth - 15;
		dropmenuobj.contentmeasure = dropmenuobj.offsetWidth;
		
		if (windowedge - dropmenuobj.x < dropmenuobj.contentmeasure)
		{
			edgeoffset = dropmenuobj.contentmeasure - obj.offsetWidth;
		}
	}
	else
	{
		var topedge = ie4 && !window.opera ? iecompattest().scrollTop : window.pageYOffset;
		var windowedge = ie4 && !window.opera ? iecompattest().scrollTop + iecompattest().clientHeight - 15 : window.pageYOffset + window.innerHeight - 18;
		dropmenuobj.contentmeasure = dropmenuobj.offsetHeight;
		
		if (windowedge - dropmenuobj.y < dropmenuobj.contentmeasure)
		{
			edgeoffset = dropmenuobj.contentmeasure + obj.offsetHeight;
			
			if ((dropmenuobj.y - topedge) < dropmenuobj.contentmeasure)
			{
				edgeoffset = dropmenuobj.y + obj.offsetHeight - topedge;
			}
		}
	}
	
	return edgeoffset;
}

function populatemenu(what)
{
	if (ie4 || ns6)
	{
		dropmenuobj.innerHTML = what.join("");
	}
}


function dropdownmenu(obj, e, menucontents, menuwidth, imgName, imgState)
{
	if (currentImgName != '')
	{
		changeImage(currentImgName, 'out');
	}
	
	changeImage(imgName, imgState);
	currentImgName = imgName;
	currentImgState = 'out';
	
	if (window.event)
	{
		event.cancelBubble = true;
	}
	else if (e.stopPropagation)
	{
		e.stopPropagation();
	}
	
	clearhidemenu();
	dropmenuobj = document.getElementById ? document.getElementById("dropmenudiv") : dropmenudiv;
	populatemenu(menucontents);
	
	if (ns6)
	{
		obj = eval('document.' + imgName);
	}
	
	if (ie4 || ns6)
	{
		showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth);
		dropmenuobj.x = getposOffset(obj, "left");
		dropmenuobj.y = getposOffset(obj, "top");
		dropmenuobj.style.left = dropmenuobj.x - clearbrowseredge(obj, "rightedge") + "px";
		dropmenuobj.style.top = dropmenuobj.y - clearbrowseredge(obj, "bottomedge") + obj.offsetHeight + "px";
	}
	
	return clickreturnvalue();
}

function clickreturnvalue()
{
	if (ie4 || ns6)
	{
		return false;
	}
	else
	{
		return true;
	}
}

function contains_ns6(a, b)
{
	while (b.parentNode)
	{
		if ((b = b.parentNode) == a)
		{
			return true;
		}
	}
	
	return false;
}

function dynamichide(e)
{
	if (ie4 && !dropmenuobj.contains(e.toElement))
	{
		delayhidemenu();
	}
	else if (ns6 && e.currentTarget != e.relatedTarget && !contains_ns6(e.currentTarget, e.relatedTarget))
	{
		delayhidemenu();
	}
}

function hidemenu(e)
{
	if (currentImgName != '')
	{
		changeImage(currentImgName, currentImgState);
		currentImgName = '';
		currentImgState = '';
	}
	
	if (typeof dropmenuobj != "undefined")
	{
		if (ie4 || ns6)
		{
			dropmenuobj.style.visibility = "hidden";
		}
	}
}

function delayhidemenu()
{
	if (ie4 || ns6)
	{
		delayhide = setTimeout("hidemenu()", disappeardelay);
	}
}

function clearhidemenu()
{
	if (typeof delayhide != "undefined")
	{
		clearTimeout(delayhide);
	}
}

if (hidemenu_onclick == "yes")
{
	document.onclick = hidemenu;
}