var HS = new Object;

HS.strpos = function(haystack, needle, offset) {    
    var i = (haystack+'').indexOf(needle, (offset ? offset : 0));
    return i === -1 ? false : i;
}

HS.convertLinks = function() {
	
	var links = document.getElementsByTagName("a");
	var len = links.length;
		
	for(var i = 0; i < len; i++) {
		var l = links[i];
		
		var fn = function() {
			HotelSystems.show();
			return false;
		}
		
		var pos = HS.strpos(l.href,'rezervavimas.php');		
		if(pos !== false) {	links[i].onclick = fn;	}
	}
}