/**
* @author Cristian Ciobanu
*/
function openWindow(URL,width,height) {
	day = new Date();
	id = day.getTime();
	eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width="+width+",height="+height+",left = 50,top = 50');");
	return false;
}

function trim(a) {
	a = a.replace(/^\s+/, '');
	return a.replace(/\s+$/, '');
}

function swapPIC(id, source) {
	document.getElementById(id).src = source;
	return false;
}

function isEmail(str) {
	var at = "@";
	var dot = ".";
	var lat = str.indexOf(at);
	var lstr = str.length;
	var ldot = str.indexOf(dot);

	if (str.indexOf(at)==-1){
		return false;
	}
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		return false;
	}
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		return false;
	}
	if (str.indexOf(at,(lat+1))!=-1){
		return false;
	}
	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		return false;
	}
	if (str.indexOf(dot,(lat+2))==-1){
		return false;
	}
	if (str.indexOf(" ")!=-1){
		return false;
	}
	return true;
}

function IsNumeric(sText, accept) {
	var ValidChars = accept;
	var IsNumber=true;
	var Char;
	for (i = 0; i < sText.length && IsNumber == true; i++) {Char = sText.charAt(i);if (ValidChars.indexOf(Char) == -1) {IsNumber = false;}}
	return IsNumber;
}

function isInteger(nr){
	var patt=/(^\d+$)/;
	if(!patt.test(nr)){return false;}
	return true;
}
function isDouble(nr){
	var patt=/(^\d+$)|(^\d+\.\d+$)/;
	if(!patt.test(nr)){return false;}
	return true;
}

function isPhoneNumber(nr){
	var patt = /^[0-9]{3}[-/.]*[0-9]{3}[-/.][0-9]{4}$/;
	if(!patt.test(nr)){return false;}
	return true;
}

function showPanel(elem) {
	if ($("#parrent_"+elem).css("display") == "none") {
		$("#img_"+elem).attr({src: 'img/arrow-nav-over.gif'});
		$("#parrent_"+elem).show("slow");
	}
	return false;
}

function hidePanel(elem) {
	$("#img_"+elem).attr({src: 'img/arrow-nav.gif'});
	$("#parrent_"+elem).hide("slow");
	return false;
}

function validateQty(elem) {
	if (!isInteger($("#"+elem).attr("value"))) {
		alert("Please enter a valid quantity");
		return false;
	}
	return true;
}