$(document).ready(function() {
		$("textarea").addClass("pointer");

		$('#gototop').click(function(){$('HTML').ScrollTo(1000);return false});
							   
		$("#open").click(function(){ 
			if ($("#contact-us").is(":hidden")) {
				$("#contact-us").slideDown("medium");
			} else {
				$("#contact-us").slideUp("fast");
			}
		});
		//tooltips

		//Agrandissement des textarea
		$(".textarea").focus(function(){ 
			$(".textarea").addClass("big-textarea");
			$(".textarea").removeClass("pointer");
		});
	});
	
	
	//////////////////// scroll by jquery ////////////////////////////////////////////////////////////////////////////
	jQuery.getPos = function (e)
	{
		var l = 0;
		var t  = 0;
		var w = jQuery.intval(jQuery.css(e,'width'));
		var h = jQuery.intval(jQuery.css(e,'height'));
		var wb = e.offsetWidth;
		var hb = e.offsetHeight;
		while (e.offsetParent){
			l += e.offsetLeft + (e.currentStyle?jQuery.intval(e.currentStyle.borderLeftWidth):0);
			t += e.offsetTop  + (e.currentStyle?jQuery.intval(e.currentStyle.borderTopWidth):0);
			e = e.offsetParent;
		}
		l += e.offsetLeft + (e.currentStyle?jQuery.intval(e.currentStyle.borderLeftWidth):0);
		t  += e.offsetTop  + (e.currentStyle?jQuery.intval(e.currentStyle.borderTopWidth):0);
		return {x:l, y:t, w:w, h:h, wb:wb, hb:hb};
	};
	jQuery.getClient = function(e)
	{
		if (e) {
			w = e.clientWidth;
			h = e.clientHeight;
		} else {
			w = (window.innerWidth) ? window.innerWidth : (document.documentElement && document.documentElement.clientWidth) ? document.documentElement.clientWidth : document.body.offsetWidth;
			h = (window.innerHeight) ? window.innerHeight : (document.documentElement && document.documentElement.clientHeight) ? document.documentElement.clientHeight : document.body.offsetHeight;
		}
		return {w:w,h:h};
	};
	jQuery.getScroll = function (e) 
	{
		if (e) {
			t = e.scrollTop;
			l = e.scrollLeft;
			w = e.scrollWidth;
			h = e.scrollHeight;
		} else  {
			if (document.documentElement && document.documentElement.scrollTop) {
				t = document.documentElement.scrollTop;
				l = document.documentElement.scrollLeft;
				w = document.documentElement.scrollWidth;
				h = document.documentElement.scrollHeight;
			} else if (document.body) {
				t = document.body.scrollTop;
				l = document.body.scrollLeft;
				w = document.body.scrollWidth;
				h = document.body.scrollHeight;
			}
		}
		return { t: t, l: l, w: w, h: h };
	};
	
	jQuery.intval = function (v)
	{
		v = parseInt(v);
		return isNaN(v) ? 0 : v;
	};
	
	jQuery.fn.ScrollTo = function(s) {
		o = jQuery.speed(s);
		return this.each(function(){
			new jQuery.fx.ScrollTo(this, o);
		});
	};
	
	jQuery.fx.ScrollTo = function (e, o)
	{
		var z = this;
		z.o = o;
		z.e = e;
		z.p = jQuery.getPos(e);
		z.s = jQuery.getScroll();
		z.clear = function(){clearInterval(z.timer);z.timer=null};
		z.t=(new Date).getTime();
		z.step = function(){
			var t = (new Date).getTime();
			var p = (t - z.t) / z.o.duration;
			if (t >= z.o.duration+z.t) {
				z.clear();
				setTimeout(function(){z.scroll(z.p.y, z.p.x)},13);
			} else {
				st = ((-Math.cos(p*Math.PI)/2) + 0.5) * (z.p.y-z.s.t) + z.s.t;
				sl = ((-Math.cos(p*Math.PI)/2) + 0.5) * (z.p.x-z.s.l) + z.s.l;
				z.scroll(st, sl);
			}
		};
		z.scroll = function (t, l){window.scrollTo(l, t)};
		z.timer=setInterval(function(){z.step();},13);
	};