/***********************************************
* Dynamic Ajax Content- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/

var bustcachevar=1; //bust potential caching of external pages after initial request? (1=yes, 0=no)
var loadedobjects="";
var rootdomain="http://"+window.location.hostname;
var bustcacheparameter="";

function ajaxpage(url, containerid)
{
	var page_request = false;
	
	if (window.ActiveXObject)
	{ // if IE
		try 
		{
			page_request = new ActiveXObject("Msxml2.XMLHTTP");
		} 
		catch (e)
		{
			try
			{
				page_request = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e){}
		}
	}
	else if (window.XMLHttpRequest) // if Mozilla, Safari etc
		page_request = new XMLHttpRequest();
	else
		return false;
	page_request.onreadystatechange=function()
	{
		loadpage(page_request, containerid);
	}
	
	if (bustcachevar) //if bust caching of external page
		bustcacheparameter=(url.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime();
	
	page_request.open('get', url+bustcacheparameter, true);
	page_request.send(null);
	
}

function loadpage(page_request, containerid)
{
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
	{
		var bodycontent;
		var strBody='<body>';
		var strTitle='<title>';
		var decodeURL="";
		
		page_request.responseText.indexOf('<body>');
		bodycontent=page_request.responseText.substring(page_request.responseText.indexOf(strBody)+strBody.length,page_request.responseText.indexOf('</body>'));
		document.getElementById(containerid).innerHTML=bodycontent;
		document.title=page_request.responseText.substring(page_request.responseText.indexOf(strTitle)+strTitle.length,page_request.responseText.indexOf('</title>'));		
		
		//molmos(19/may/2009) Modificación para aplicar una función diferente a la página de promociones
		decodeURL=unescape(window.location.href);
		if((decodeURL.indexOf("menu_lateral/promociones")==-1) && (decodeURL.indexOf("formatos/inscripcion.jsp")==-1))
		{
			listaestados("Mexico");
		}
		else
		{
			listaestados3("Mexico");
			
			if(decodeURL.indexOf("inscripcion.jsp")>=0)
				listaestados4("Mexico");
		}
		document.close();
		scroll_page(window.location.href);
	}
}

function loadobjs()
{
	var tmpLinkObj=null;
	var i=0;
	//Prinmeramente borramos los css que se agregaron anteriormente
	for(i=0;i<document.getElementsByTagName('head')[0].getElementsByTagName('link').length;i++)
	{
		tmpLinkObj=document.getElementsByTagName('head')[0].getElementsByTagName('link')[i];
		/*if (tmpLinkObj.title!="MainStyle")*/
		if(tmpLinkObj.href.indexOf("general/css/mainlayout.css")<0 && tmpLinkObj.href.indexOf("general/css/mainlayout_iefix.css")<0 && tmpLinkObj.href.indexOf("general/css/mainlayout_ie6.css")<0 && tmpLinkObj.href.indexOf("general/js/mainlayout_ie6.js")<0)
		{
			document.getElementsByTagName('head')[0].removeChild(tmpLinkObj);
		}
	}
	
	if (!document.getElementById)
		return;

	for (i=0; i<arguments.length; i++)
	{
		var file=arguments[i];
		var fileref="";
		/*if (loadedobjects.indexOf(file)==-1)
		{ *///Check to see if this object has not already been added to page before proceeding
			if (file.indexOf(".js")!=-1)
			{ //If object is a js file
				fileref=document.createElement('script');
				fileref.setAttribute("type","text/javascript");
				fileref.setAttribute("src", file);
				
			}
			else if (file.indexOf(".css")!=-1)
			{ //If object is a css file
				fileref=document.createElement("link");
				fileref.setAttribute("rel", "stylesheet");
				fileref.setAttribute("type", "text/css");
				fileref.setAttribute("href", file);
				
			}
		//}
		if (fileref!="")
		{
			document.getElementsByTagName("head").item(0).appendChild(fileref);
			//loadedobjects+=file+" "; //Remember this object as being already added to page  DESABILITADO DEBIDO A QUE EL ScRIPT BORRA AUTOMATICAMENTE LOS LINKS CARGADOS
		}
	}
	document.close();
}

function scroll_page(rel_url)
{
	if(rel_url.indexOf("informacion_interes/recipientes")>=0){		
		window.scrollTo(0,100);
	}
	if(rel_url.indexOf("informacion_interes/conozca_gas_lp")>=0){		
		window.scrollTo(0,150);
	}
	if(rel_url.indexOf("informacion_interes/medidas_seguridad")>=0){		
		window.scrollTo(0,200);
	}
	if(rel_url.indexOf("informacion_interes/terminales_maritimas")>=0){		
/*		window.scrollTo(0,document.body.scrollHeight);*/
		window.scrollTo(0,250);
	}
	if(rel_url.indexOf("informacion_interes/responsabilidad_social")>=0){		
/*		window.scrollTo(0,document.body.scrollHeight);*/
		window.scrollTo(0,300);
	}
}