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

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

function followLink(url) {window.location = url;}

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 validateQty(frm, qty) {
	var myFrm = document.getElementById(frm);
	var myQty = document.getElementById(qty).value;
	if (!IsNumeric(myQty, '0123456789') || myQty.length == 0) {alert('Please enter a valid quantity.');document.getElementById(qty).focus();return false;}
	else {myFrm.submit();return false;}
}

function validateQtySize(frm, qty, size) {
	var myFrm = document.getElementById(frm);
	var myQty = document.getElementById(qty).value;
	var mySize = document.getElementById(size).value;
	if (mySize == '') {alert('Please choose a size.');document.getElementById(size).focus();return false;}
	if (!IsNumeric(myQty, '0123456789') || myQty.length == 0) {alert('Please enter a valid quantity.');document.getElementById(qty).focus();return false;}
	myFrm.submit();return false;
}

function getElementsByClass(searchClass,node,tag) {
	var classElements = new Array();
	if ( node == null ) node = document;
	if ( tag == null ) tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
	for (i = 0, j = 0; i < elsLen; i++) {if ( pattern.test(els[i].className) ) {classElements[j] = els[i];j++;}}
	return classElements;
}

function toggle(selector, element) {
	var myElem = document.getElementById(element);
	var array = getElementsByClass(selector, null, 'div');
	if (myElem.style.display == 'none') {for (i=0;i<array.length;i++) {array[i].style.display = 'none';}myElem.style.display = 'block';} else {myElem.style.display = 'none';}
	return false;
}

function searchSubmit() {
	document.getElementById('searchFrm').submit();return false;
}