/**
 * Attaches suckerfish functionality to the dropdown menu navigation
 */
function sfHover()
{
	try {
		var sfEls = document.getElementById("nav").getElementsByTagName("LI");
		for (var i = 0; i < sfEls.length; i++) {
			sfEls[i].onmouseover = function() {
				this.className += " sfhover";
			}
			sfEls[i].onmouseout = function() {
				this.className = this.className.replace(new RegExp(" sfhover\\b"), "");
			}
		}
	} catch(e) {
		//
	}
}

/**
 * 
 */
function joinEmail()
{
	var address = $("#frmJoin .txtInput").val();
	if (address == "Enter Email Address" || address == "" || !validateEmail(address)) {
		alert("Please enter a valid e-mail address.");
	} else {
		//window.open("http://visitor.constantcontact.com/d.jsp?ea="+address+"&go=Join&m=1101657251422&p=oi", "_blank");
		window.open("http://www.swfa.com/EmailOptIn.aspx?email="+address, "_blank");
	}
}

/**
 * @param s
 * @return Boolean
 */
function validateEmail(s)
{
	var regexp = /^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
	return regexp.test(s);	
}

/**
 * @param element
 * @param event
 */
function trapFormKeySubmitEvent(element, event)
{
	if (event.keyCode == 13) {
		return false;
	} else {
		return true;
	}
}

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

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

function MM_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

$(document).ready(function() {
	// Add SuckerFish hover to drop down menus
	if (window.attachEvent) {
		sfHover();
	}
	// Join e-mail list text
    $("#frmJoin .email").focus(function () {
		if (this.value == "Enter Email Address") {
			this.value = "";
		}
    });
    $("#frmJoin .email").blur(function () {
		if (this.value == "") {
			this.value = "Enter Email Address";
		}
    });
	
	$("#manufacturerList li:last").css("background-image", "none");
});