/************ posicionament de peu ************/

var browser = navigator.appVersion.indexOf("MSIE 6.");
if(browser != -1) var bro = "ie6";
else var bro = "altre";

$(document).ready(function (){
	alt_ie6 = $(this).height();
	amp_ie6 = $(this).width();
});

var img_fons = new Array("./img/home/fons.jpg","../img/presentacion/fons.jpg","../img/organizacion/fons.jpg","../img/investigacion/fons.jpg","../img/actividades/fons.jpg","../img/publicaciones/fons.jpg","../img/contacto/fons.jpg","","../img/home/fons.jpg","../img/home/fons.jpg");
var color_fons = new Array("#98c9f1","#9769aa","#d77a75","#bcd752","#b3993c","#62bf8a","#d6862d","","#98c9f1","#98c9f1");

init = function(ap) {
	$('body').css('background', 'url(' + img_fons[ap] + ') ' + color_fons[ap]);
	$('body').css('background-repeat', 'no-repeat');
	$('body').css('background-position', 'top');
	
	document.getElementById('img_peu').style.visibility = "visible";
	document.getElementById('menu_peu').style.visibility = "visible";
}

posicionaPeu = function() {
	
	var pos = document.getElementById('contingut').clientHeight + document.getElementById('contingut').offsetTop + 318;
	
	if(bro != "ie6"){
		var alt = document.getElementById('IEhackInnerHeight').clientHeight;
	}else{
		var alt = alt_ie6 - 4;
	}
	
	if(pos < alt){
		var tope = 318 + document.getElementById('contingut').clientHeight;
		if(tope < (alt - document.getElementById('img_peu').clientHeight)){
			document.getElementById('img_peu').style.top = alt - document.getElementById('img_peu').clientHeight + "px";
			document.getElementById('menu_peu').style.top = alt - document.getElementById('img_peu').clientHeight + 40 + "px";
			document.getElementById('contingut').style.height = alt - document.getElementById('img_peu').clientHeight - 318 + "px";
		}else{
			document.getElementById('img_peu').style.top = tope + "px";
			document.getElementById('menu_peu').style.top = tope + 40 + "px";
		}
	}else{
		document.getElementById('img_peu').style.top = pos + "px";
		document.getElementById('menu_peu').style.top = 40 + pos + "px";
	}
}