///
if (navigator.appName == "Microsoft Internet Explorer") {ie=true;} else {ie=false;}
///
win_ancho=screen.availWidth;
win_alto=screen.availHeight;
function wl(ruta){
	window.location=ruta;
}
function volver(){
	window.history.back();
}
///
function Cachear(){
	cacheOver=[];
	for(im=0; im<Cachear.arguments.length; im++){
		imagenCachear = Cachear.arguments[im];
		cacheOver[im] = new Image();
		cacheOver[im].src = imagenCachear;
	}	
}
function BipCache(){
	var DI=document.images;
	for(i=0;i<DI.length; i++){
		if(DI[i].onmouseover){
			if(DI[i].onmouseover.toString().toLowerCase().indexOf('rollover')>-1){
				path=DI[i].src;
				ext=path.substr(path.length-4,4);
				img=path.substr(0,path.length-4);
				Cachear(img+'_over'+ext);
			}
		}
	}
}
//
function soloEmail(e){
	arrayBlock = [' ','ñ','Ñ','[',']',',',';',':','{','}','(',')','+','*','/','=','&','%','$','#','!','<','>','|','°','?','¿','¡','\'','"'];
	var tecla = (e.keyCode) ? e.keyCode : e.which;
	if(e.ctrlKey && tecla==118 || tecla==39){
		return false;
	}
	var l = String.fromCharCode(tecla)
	for(var i=0; i<arrayBlock.length; i++){
		if(arrayBlock[i] == l){
			return false;
		}
	}
}
//
memSRC = "";
function rollOver(obj){
	memSRC = obj.src;
	obj.src =  memSRC.substr(0,memSRC.length-4) + "_over" + memSRC.substring(memSRC.length-4);
}
function rollOut(obj){
	obj.src =  memSRC
}
//
_yscroll=_scrollto=0;
function scrollerTo(posv){
	_yscroll = getTopScroll();
	_scrollto=posv;
	intervalScroll=setInterval(scrollerMove,50);
}
function scrollerMove(){
	_yscroll += (_scrollto-_yscroll)/2;
	_ymove=Math.round(_yscroll);
	if(_ymove==_scrollto){
		clearInterval(intervalScroll);
	}
	window.scrollTo(0,_ymove);
}
function getTopScroll(){
	if(self.pageYOffset){		
		scrolTop = self.pageYOffset;
	}else if (document.documentElement && document.documentElement.scrollTop){
		scrolTop = document.documentElement.scrollTop;
	}else if (document.body){
		scrolTop = document.body.scrollTop;
	}
	return scrolTop;
}
function Alpha(obj,valor){
	obj.style.filter='alpha(opacity='+valor+')';
	punto='.';
	if(valor==100){punto='';}
	obj.style.MozOpacity=punto+valor;
}
//
noHome=true;
sfHover = function() {
	if(noHome){
		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"), "");
			}
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);