//	Libreria de funciones JavaScript 
//	[alkora.es]

//	Funciones Propias :: - :: Miguel Angel Carbonell (2.003) :: - ::

var ns4,ie4


	function Navegador()
	{
		ns4=(document.layers)?true:false;
		ie4=(document.all)?true:false;
	}
	
	
	function Estado_Defecto(Texto){	//Pone en la barra de estado un texto por defecto, que se le pasa como parámetro 
		window.defaultStatus = Texto;
	}
	
	function Muestra_Capa(obj_capa){	// Muestra la capa que se le pasa como parámetro
		if (ie4){
			obj_capa.style.visibility = "visible";
		}
		else if (ns4){
			document.obj_capa.visibility = "show";
		}
	}

	function Oculta_Capa(obj_capa){	// Oculta la capa que se le pasa como parámetro
		if (ie4){
			obj_capa.style.visibility = "hidden";
		}
		else if (ns4){
			document.obj_capa.visibility = "hide";
		}
	}

	function popUp(URL,Nombre,Ancho,Alto,Left,Top) {	//Abre una ventana nueva, centrándola en pantalla
	
	if(Top == 0){
		Top = (screen.height - Alto)/2
	}
	
	if(Left == 0){
		Left = (screen.width - Ancho)/2
	}
	
	var Atributos = 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width='+ Ancho + ',height='+ Alto + ',left=' + Left + ',top=' + Top;
		
	window.open(URL, Nombre, Atributos);
	}
	
	//	------------------------------------------------------------------------------------------
//	Funciones Generadas por Dreamweaver (MX)
//	------------------------------------------------------------------------------------------

	function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  		if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    			document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  		else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
		}

	MM_reloadPage(true);


	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 MM_swapImgRestore() { //v3.0
  		var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
	}


	function MM_findObj(n, d) { //v4.01
		var p,i,x;  
		
		if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    			d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
		}
		
		if(!(x=d[n])&&d.all) x=d.all[n]; 
		for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
		for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  		if(!x && d.getElementById) x=d.getElementById(n); 
		return x;
	}

	
	function MM_swapImage() { //v3.0
  		var i,j=0,x,a=MM_swapImage.arguments; 
		document.MM_sr=new Array; 
		for(i=0;i<(a.length-2);i+=3)
   			if ((x=MM_findObj(a[i]))!=null){
				document.MM_sr[j++]=x; 
				if(!x.oSrc) x.oSrc=x.src; 
				x.src=a[i+2];
			}
	}


	function MM_displayStatusMsg(msgStr) { //v1.0
		if (ie4){
			status=msgStr;
			document.MM_returnValue = true;
		}
		else if (ns4){
			window.defaultStatus = msgStr;
		}
	}


	function MM_nbGroup(event, grpName) { //v6.0
		var i,img,nbArr,args=MM_nbGroup.arguments;
		if (event == "init" && args.length > 2) {
    			if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      				img.MM_init = true; img.MM_up = args[3]; 
				img.MM_dn = img.src;
      				if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      				nbArr[nbArr.length] = img;
      				for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        					if (!img.MM_up) img.MM_up = img.src;
        					img.src = img.MM_dn = args[i+1];
        					nbArr[nbArr.length] = img;
    				} 
			}
  	} 
	else if (event == "over") {
    		document.MM_nbOver = nbArr = new Array();
    		for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      			if (!img.MM_up) img.MM_up = img.src;
      			img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])?args[i+1] : img.MM_up);
      			nbArr[nbArr.length] = img;
    		}
  	} 
	else if (event == "out" ) {
    		for (i=0; i < document.MM_nbOver.length; i++) { 
			img = document.MM_nbOver[i]; 
			img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; 
		}
  	} 
	else if (event == "down") {
    		nbArr = document[grpName];
    		if (nbArr) for (i=0; i < nbArr.length; i++) { 
			img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; 
		}
    		document[grpName] = nbArr = new Array();
    		for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      			if (!img.MM_up) img.MM_up = img.src;
      			img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      			nbArr[nbArr.length] = img;
  		}
	}
	}