function switchlayer(nomlayer)
	{
		if (document.all) //IE
		{
			if (document.all(nomlayer).style.display=='none') { document.all(nomlayer).style.display=''; }
			else  { document.all(nomlayer).style.display='none'; }
		}
	/*	 //NS
		else//if (document.layers)
		{			
			if (document.LayerLista.display=='none') { document.LayerLista.display==''; }
			else { document.LayerLista.display=='none'; }
		}*/
	}

function lentextarea(tamany)
{
	if(window.event.srcElement.value.length>tamany)
	{
		alert("Sólo se guardan los primeros " + tamany + " carácteres de " + window.event.srcElement.name);
		window.event.srcElement.value=window.event.srcElement.value.substr(0,tamany) + "\n/* " + window.event.srcElement.value.substr(tamany,window.event.srcElement.value.length-tamany);
	}
}


function shruta(niv1, niv2, tex3, ima)
	{
		var a;
		var func;
		a=window.top.topframe;
		if (a!=null)
		{
				try
				{
					a.ruta(niv1,niv2,tex3,ima);
				}
				catch(er)
				{
					func="shruta(" + niv1 + "," + niv2 + ",'" + tex3 + "','" + ima + "')";
					window.setTimeout(func,200);
				}
		}
	}

function shimagen(ima)	
	{
		var a;
		if (ima != '')
		{
			a=window.top.menu;
			if (a!=null)
			{
				a.imagen.src=ima;
			}
		}
	}