function WinParam( windowName, wwidht, wheight ) {
	var day	= new Date( );
	var id	= day.getTime( ) + windowName;
	var x = ( screen.width - wwidht ) / 2;
	var y = ( screen.height - wheight ) / 2;
	woptions = "scrollbars=yes,status=no,resizable=0,toolbar=no,menubar=no,location=no,height="+wheight+",width="+wwidht+",left="+x+",top="+y;
	var  woptions = new Array( id, woptions );
	return woptions;
}

function openNewWindow( URL, windowName, windowFeatures ) {
	var wwidht = 550;
	var wheight = 370; 
	var woptions = WinParam( windowName, wwidht,  wheight );
	page = window.open ( '', woptions[0], woptions[1] );
	page.document.write ('<html><head><title>Carlos Zaráte - Adventures</title></head><body style="overflow: hidden"><link href=\"_css/_class.stl1.css\" rel=stylesheet type=text/css><div align=center><br><img src=\''+URL+'\'><br>Carlos Zárate - Adventures &copy;2008</div></body></html>');
page.document.close();
page.focus();
return false;
}

function openNewWindow2( URL, windowName, windowFeatures ) {
	var wwidht = 550;
	var wheight = 370; 
	var woptions = WinParam( windowName, wwidht,  wheight );
	page = window.open ( '', woptions[0], woptions[1] );
	page.document.write ('<html><head><title>Carlos Zaráte - Adventures</title></head><body style="overflow: hidden"><link href=\"../_css/_class.stl1.css\" rel=stylesheet type=text/css><div align=center><br><img src=\''+URL+'\'><br>Carlos Zárate - Adventures &copy;2008</div></body></html>');
page.document.close();
page.focus();
return false;
}

function openNewOption( URL, windowName, windowFeatures ) {
	var wwidht = 750;
	var wheight = 490; 
	var woptions = WinParam( windowName, wwidht,  wheight );
	eval ( "page" + woptions[0] + " = window.open ( URL, woptions[0], woptions[1] )" );
}