function firstLast(){
	$(".services ul li:last").addClass("last");
	$(".csList ul li:nth-child(3)").addClass("three");
	$(".csList ul li:nth-child(6)").addClass("six");
	$(".csList ul li:nth-child(9)").addClass("nine");
}


function popUpModalWindow (popObj,ovrlayObj) {
	$(popObj).show()
	$(ovrlayObj).show()
	var objW = $(popObj).css("width").slice(0,-2);
	var objH = $(popObj).css("height").slice(0,-2);
	var winW = $(window).width();
	var winH = $(window).height();
	var l = (winW - objW)/2
	var t = (winH - objH)/2

	$(popObj).css({"left":l,"top":t,"position":"fixed"})
	$(ovrlayObj).width(winW).height(winH).css({"opacity":".8","left":0,"top":0,"position":"fixed"})
	
	$(".closeLnk").attr("href","javascript:void(0)").click(function () {
								   
		$(popObj).hide()
		$(ovrlayObj).hide()
	})
}


//form validation
function validate(){
	var valid = false;
	$("#frmEnquir").submit(function(){
		$(this).find("input").each(function(){
			if($("#fName").val()!=""&&$("#lName").val()!=""&&$("#cEmail").val()!="")
			{
				var pt = /^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$)|(@\[?((25[0-5]\.|2[0-4][0-9]\.|1[0-9]{2}\.|[0-9]{1,2}\.))((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\.){2}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\]?$)/i
				if( pt.test($("#cEmail").val()))
				valid = true;
				else{
					$(".errMsg").text("please enter a valid email address")
					valid = false;	
				}
				
			}else{
				$(".errMsg").text("Please fill all the ' * ' marked fields")
			}
		})
		
		if(valid)
		return true;
		else
		return false;
	})
}

//socialmedia positioning
function sMediaPos(obj){
	//alert($(window).scrollTop())
	var t = ($(window).height()-$(obj).height().slice(0,-2))/2 
	$(obj).css({"top":t+$(window).scrollTop()})
}
$(window).resize(function(){
	if($(".socialMediaWrap").length != 0)
	{
		sMediaPos(".socialMediaWrap")
	}
})
$(window).scroll(function(){
	if($(".socialMediaWrap").length != 0)
	{
		sMediaPos(".socialMediaWrap")
	}
})
// dom ready functionality
$(document).ready(function(){
	/*popUpModalWindow ("#welcomeInfo",".overlay")
	$(window).resize(function(){
		popUpModalWindow ("#welcomeInfo",".overlay")
	})*/
	
	firstLast();
	if($(".socialMediaWrap").length != 0)
	{
		sMediaPos(".socialMediaWrap")
	}
	
	
	validate()
});