//Devuelve el dominio: http://www.skydivelillo.com
if(window.location.hostname.indexOf("skydivelillo")==-1) var rootdomain ="H:/SITES/skydivelillo.com";
else var rootdomain="http://"+window.location.hostname;

function abreLink(cual, blank){
	blank? window.open(cual) : document.location=cual;
}
function scrollUp(){
	window.scroll(0,0);
}
//Preloader de imagenes
function MM_preloadImages() { //v3.0
  	var d=document; 
  	if(d.images){ 
		if(!d.MM_p) d.MM_p=new Array();
    	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; 
		for(i=0; i<a.length; i++){
    		if (a[i].indexOf("#")!=0){ 
				d.MM_p[j]=new Image; 
				d.MM_p[j++].src=a[i];
			}
		}
	}
}
function scroll(dir) {
		var isInternetExplorer = navigator.appName.indexOf("Microsoft") != -1;
		var scrollDist= 120;
		if(dir == "-"){
			if (!isNaN(self.pageYOffset)){
					self.scrollTo(0,self.pageYOffset + scrollDist);
			} else if (document.documentElement && document.documentElement.scrollTop){
				document.documentElement.scrollTop += scrollDist;
			} else if (document.body){
				document.body.scrollTop += scrollDist;				
			}
		}
		else if(dir == "+"){
			if (!isNaN(self.pageYOffset)){
				self.scrollTo(0,self.pageYOffset - scrollDist);
			} else if (document.documentElement && document.documentElement.scrollTop){
				document.documentElement.scrollTop -= scrollDist; 
			} else if (document.body){
				if(!isInternetExplorer)	self.scrollTo(0,0);
				else document.body.scrollTop -= scrollDist;
			}
		}
	}
function publicaRedSocial(url){
	urlRed = url + window.location;
	abreLink(urlRed, 'ventanaRed');
}