function DE(el)
	{
		return document.getElementById(el);
	}
	
	document.onclick = HCal;
	var dt = new Date();
	var CalS = (dt.getMonth() + 1) + '/' + dt.getDate() + '/' + dt.getFullYear();
	dt = new Date(dt.getFullYear(),(dt.getMonth()),(dt.getDate() + 330));
	var CalE = (dt.getMonth() + 1) + '/' + dt.getDate() + '/' + dt.getFullYear();
	
	function SC(el1,el2,el3)
	{
		if (DE('CalFrame') == null)
		{
			return;
	    }
	    el2.select();
	    ShowCalendar(el1,el2,el3,CalS,CalE);
	}
	function HCal(e)
	{
		if (DE('CalFrame') != null)
		{
			CancelCal();
		}
	}

	function chkBrowser()
	{
	    this.ver=navigator.appVersion;
	    this.dom=document.getElementById?1:0;
	    this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0;
	    this.ie4=(document.all && !this.dom)?1:0;
	    this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0;
	    this.ns4=(document.layers && !this.dom)?1:0;
	    this.bVer=(this.ie5 || this.ie4 || this.ns4 || this.ns5);
	    return this;
	}

	
	
	function show(idLayer,idParent)
	{ 
		
		bVer=new chkBrowser();
		ns4 = (document.layers)? true:false;
		ie4 = (document.all)? true:false;
		cLayer=bVer.dom?document.getElementById(idLayer).style:bVer.ie4?document.all[idLayer].style:bVer.ns4?idParent?document[idParent].document[idLayer]:document[idLayer]:0;
		cLayer.display='block';
		if(idLayer== "pac" )
		{   
			document.getElementById('paquete').className="activada";
			document.getElementById('hotel').className="";
			document.getElementById('vuelo').className="";
			document.getElementById('lpaquete').className="linkactivo";
			document.getElementById('lhotel').className="";
			document.getElementById('lvuelo').className="";
		}

		if(idLayer== "hot")
		{
			document.getElementById('hotel').className="activada";
			document.getElementById('paquete').className="";
			document.getElementById('vuelo').className="";
			document.getElementById('lhotel').className="linkactivo";
			document.getElementById('lpaquete').className="";
			document.getElementById('lvuelo').className="";
		}
		if(idLayer== "flt"  )
		{
			document.getElementById('vuelo').className="activada";
			document.getElementById('paquete').className="";
			document.getElementById('hotel').className="";
			document.getElementById('lvuelo').className="linkactivo";
			document.getElementById('lpaquete').className="";
			document.getElementById('lhotel').className="";
		}
		
	}


	function hide(idLayer,idParent)
	{
		bVer=new chkBrowser();
		ns4 = (document.layers)? true:false;
		ie4 = (document.all)? true:false;	
	  cLayer=bVer.dom?document.getElementById(idLayer).style:bVer.ie4?document.all[idLayer].style:bVer.ns4?idParent?document[idParent].document[idLayer]:document[idLayer]:0;
	  cLayer.display='none';
	
	}
	function mrd(i)
	{
		if (i==1) 
		{
			hide('hotrm2'); 
			hide('hotrm3');
			hide('rm1txt');
		}
		if (i==2) 
		{ 
			show('hotrm2'); 
			hide('hotrm3');
			show('rm1txt');
		}
		if (i==3) 
		{
			show('hotrm2'); 
			show('hotrm3');
			show('rm1txt');
		}
	}