function mostrarTab(selTab, cantTabs){
	for(var i=1; i <= cantTabs; i++){
		document.getElementById("TR_Tab_"+i).style.display = "none";
		document.getElementById("Link_Tab_"+i).className = "";
	}
	document.getElementById("TR_Tab_"+selTab).style.display = "";
	document.getElementById("Link_Tab_"+selTab).className = "current";
}