function Start(page,largeur,hauteur,options) {
	var top=(screen.height-hauteur)/2;
	var left=(screen.width-largeur)/2;
	window.open(page,"ARTMEMORY","top="+top+",left="+left+",width="+largeur+",height="+screen.height+","+options);
/* 	window.open(page,"","top="+top+",left="+left+",width="+largeur+",height="+hauteur+","+options); */
	
}

function showFormAbonne() {
	if ($('sub_access').style.display == 'none') {
		new Effect.SlideDown('sub_access',
			{
				duration: .3,
				afterFinish: function() {
					document.getElementById('login').focus();
				}
			}
		);
	}
}

function hideFormAbonne() {
	if ($('sub_access').style.display == '') {
		new Effect.SlideUp('sub_access',
			{
				duration: .3
			}
		);
	} else {
		showFormAbonne();
	}
}


function valideFormAbonne() {
	var login = $('login').value;
	var pass = $('pass').value;
	if(login.length > 0) {
		if (pass.length > 0) {
			var getParams = $('login_form').serialize();
			new Effect.toggle('sub_access','Slide');
			var target = 'retour_prelog';
			var urlphp = './pre_log.php';
			var params = getParams;
			new Ajax.Updater(target, urlphp, {
				method: 'post', evalScripts: true, parameters: params, onComplete: function(){
					
				}
			});
		} else {
			document.getElementById('pass').focus();
		}
	} else {
		document.getElementById('login').focus();
	}
}


function resetForm() {
	$('retour_prelog').style.display = 'none';
	$('login_form').style.display = 'block';
	$('login').value = '';
	$('pass').value = '';
	document.getElementById('login').focus();
	
}

function showFormLostCode() {
	new Effect.toggle('login_form','Appear',{afterFinish: function(){new Effect.toggle('lost_code','Appear');}});
}

function hideFormLostCode() {
	new Effect.toggle('lost_code','Appear',{afterFinish: function(){new Effect.toggle('login_form','Appear');}});
}

function showHidePrices() {
	new Effect.toggle('prices','Appear');
}

function showPrice(refTab) {
	if ($('art').style.display != 'none') { $('art').style.display = 'none';};
	if ($('pro').style.display != 'none') { $('pro').style.display = 'none';};
	if ($('col').style.display != 'none') { $('col').style.display = 'none';};
	new Effect.toggle(refTab,'Appear');
}

function askCode(){
	alert('service not available...sorry :-(');
}

function openCloseBio(refDivBio) {
	new Effect.toggle(refDivBio,'Appear');
}


/* BULLES */
var tooltip=function(){
	var id = 'tt';
	var top = 3;
	var left = 3;
	var maxw = 300;
	var speed = 10;
	var timer = 20;
	var endalpha = 95;
	var alpha = 0;
	var tt,t,c,b,h;
	var ie = document.all ? true : false;
	return{
		show:function(v,w){
			if(tt == null){
				tt = document.createElement('div');
				tt.setAttribute('id',id);
				t = document.createElement('div');
				t.setAttribute('id',id + 'top');
				c = document.createElement('div');
				c.setAttribute('id',id + 'cont');
				b = document.createElement('div');
				b.setAttribute('id',id + 'bot');
				tt.appendChild(t);
				tt.appendChild(c);
				tt.appendChild(b);
				document.body.appendChild(tt);
				tt.style.opacity = 0;
				tt.style.filter = 'alpha(opacity=0)';
				document.onmousemove = this.pos;
			}
			tt.style.display = 'block';
			c.innerHTML = v;
			tt.style.width = w ? w + 'px' : 'auto';
			if(!w && ie){
				t.style.display = 'none';
				b.style.display = 'none';
				tt.style.width = tt.offsetWidth;
				t.style.display = 'block';
				b.style.display = 'block';
			}
			if(tt.offsetWidth > maxw){tt.style.width = maxw + 'px'}
			h = parseInt(tt.offsetHeight) + top;
			clearInterval(tt.timer);
			tt.timer = setInterval(function(){tooltip.fade(1)},timer);
		},
		pos:function(e){
			var u = ie ? event.clientY + document.documentElement.scrollTop : e.pageY;
			var l = ie ? event.clientX + document.documentElement.scrollLeft : e.pageX;
			tt.style.top = (u - h) + 'px';
			tt.style.left = (l + left) + 'px';
		},
		fade:function(d){
			var a = alpha;
			if((a != endalpha && d == 1) || (a != 0 && d == -1)){
				var i = speed;
				if(endalpha - a < speed && d == 1){
					i = endalpha - a;
				}else if(alpha < speed && d == -1){
					i = a;
				}
				alpha = a + (i * d);
				tt.style.opacity = alpha * .01;
				tt.style.filter = 'alpha(opacity=' + alpha + ')';
			}else{
				clearInterval(tt.timer);
				if(d == -1){tt.style.display = 'none'}
			}
		},
		hide:function(){
			clearInterval(tt.timer);
			tt.timer = setInterval(function(){tooltip.fade(-1)},timer);
		}
	};
}();