/*
	The following source code is COPYRIGHT (C) VisFind Media Pty Ltd.
	All Rights Reserved.

	You may NOT copy or otherwise use this code for any purpose.
*/

function JS_EmptyString(s)
{
	var i;

	for (i = 0; i < s.length; ++i)
	{
		if (s.charAt(i) != ' ') return false;
	}

	return true;
}

function JS_GetObjectByName(name)
{
	return document.getElementById(name);
}

function JS_GetObjectWidth(obj)
{
	return obj.offsetWidth;
}

function JS_GetObjectHeight(obj)
{
	return obj.offsetHeight;
}

function JS_SetPosition(obj, x, y)
{
	obj.style.position = "absolute";
	obj.style.left = (x) + "px";
	obj.style.top = (y) + "px";
}

function JS_SetVisibility(obj, bShow)
{
	if (bShow == true)
		obj.style.visibility = "visible";
	else
		obj.style.visibility = "hidden";
}

function JS_SetOpacity(obj, opacity)
{
	var opacity = (opacity == 100) ? 99.999 : opacity;

		obj.style.filter = "alpha(opacity:"+opacity+")";

		obj.style.KHTMLOpacity = opacity/100;

		obj.style.MozOpacity = opacity/100;

		obj.style.opacity = opacity/100;
}

function JS_SetDivContent(name, value)
{
	document.getElementById(name).innerHTML = value;
}

function JS_SetDivClass(name, classname)
{
	document.getElementById(name).className = classname;
}

function JS_SetImage(name, path)
{
	document.getElementById(name).src = path;
}

function JS_CheckRadioButtons(obj_radioset)
{
	var counter;

	for (counter = 0; counter < obj_radioset.length; ++counter)
	{
		if (obj_radioset[counter].checked == true)
			return true;
	}

	return false;
}

function JS_CheckCapsLock(event)
{
	var myKeyCode = 0;
	var myShiftKey = false;

		if (document.all)
	{
		myKeyCode= event.keyCode;
		myShiftKey= event.shiftKey;
	}

		else if (document.layers)
	{
		myKeyCode = event.which;
		myShiftKey = (myKeyCode == 16) ? true : false;
	}
	
		else if (document.getElementById)
	{
		myKeyCode = event.which;
		myShiftKey = (myKeyCode == 16) ? true : false;
	}

		if ((myKeyCode >= 65 && myKeyCode <= 90 ) && !myShiftKey)
	{
		return true;
	}
	
		else if ((myKeyCode >= 97 && myKeyCode <= 122) && myShiftKey)
	{
		return true;
	}
	
		else return false;
}

function JS_IsValidEmail(str)
{
	var rex = /^[a-zA-Z][\w\.-]*[a-zA-Z0-9]@[a-zA-Z0-9][\w\.-]*[a-zA-Z0-9]\.[a-zA-Z][a-zA-Z\.]*[a-zA-Z]$/;
	
	return rex.test(str);
}

function JS_IsValidURL(str)
{
	var rex = /^[a-zA-Z0-9][\w\.\?+:=#@%&\/-]*[a-zA-Z0-9\/]$/;

	return rex.test(str);
}

function JS_IsValidCreditCard(str)
{
	if (JS_EmptyString(str) == true) return false;

	var rex = /^[0-9\s][0-9\s]*[0-9\s]$/;

	return rex.test(str);
}

function JS_FormatUTF8(s)
{
	var i, c, letra, d = '';

	for(i = 0; i < s.length; i++)
	{
		c = s[i].charCodeAt(0);
		if ((c > 47 && c < 58) || (c > 62 && c < 127))
		{
			d += s[i];
		}
		else
		{
			d += "&#" + s[i].charCodeAt(0) + ";";
		}
	}

	return d;
}

function JS_AlertBox(message)
{
	alert(message);
}

function JS_SetInputFocus(name)
{
	var x = document.getElementById(name); 

	x.focus();
	x.select();
}

function JS_ClearField(name)
{
	document.getElementById(name).value = "";
}

function JS_SetField(name, val)
{
	document.getElementById(name).value = val;
}

function JS_GetFieldValue(name)
{
	return document.getElementById(name).value;
}

function JS_GetCheckboxValue(name)
{
	if (document.getElementById(name).checked == true) return true;
	else return false;
}

function JS_IsEmptyField(name)
{
	var x = document.getElementById(name);

	return JS_EmptyString(x.value);
}

function JS_ShowPopup(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=1,width=" + width + ",height=" + height + "');");
}

function JS_FindPos(obj)
{
	var curleft = 0;
	var curtop = 0;

	if (obj.offsetParent)
	{
		curleft = obj.offsetLeft;
		curtop = obj.offsetTop;

		while (obj = obj.offsetParent)
		{
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
		}
	}

	return [curleft, curtop];
}

function JS_UTCAsLocalDateString(year, month, day, hours, minutes)
{
	var s = "";
	var dt = new Date();
	var s_hours;
	var x;

	dt.setUTCFullYear(year, month - 1, day);
	dt.setUTCHours(hours, minutes, 0);

	switch (dt.getMonth())
	{
		case 0:		s += "January"; break;
		case 1:		s += "February"; break;
		case 2:		s += "March"; break;
		case 3:		s += "April"; break;
		case 4:		s += "May"; break;
		case 5:		s += "June"; break;
		case 6:		s += "July"; break;
		case 7:		s += "August"; break;
		case 8:		s += "September"; break;
		case 9:		s += "October"; break;
		case 10:	s += "November"; break;
		case 11:	s += "December"; break;
	}

	s += " ";
	s += dt.getDate().toString();
	s += ", ";
	s += dt.getFullYear().toString();
	s += " ";

	s_hours = dt.getHours();
	if (s_hours <= 0)
	{
		s += "12";
	}
	else if (s_hours > 12)
	{
		if (s_hours < 22) s += "0";
		s += (s_hours - 12);
	}
	else
	{
		if (s_hours < 10) s += "0";
		s += s_hours;
	}

	s += ":";

	x = dt.getMinutes();
	if (x < 10) s += "0";
	s += x;

	if (s_hours > 12)
	{
		s += " PM";
	}
	else
	{
		s += " AM";
	}

	return s;			
}

function JS_DoListViewLayout(container_name, item_prefix, first, count, gutter)
{
		var container = JS_GetObjectByName(container_name);
	var pos = JS_FindPos(container);

		var x = 0;
	var y = gutter;
	var line_height = 0;
	var max_x = JS_GetObjectWidth(container);
	var line_count = 0;

		for (i = 0; i < count; ++i)
	{
				var name = item_prefix + (i + first);

				var obj = JS_GetObjectByName(name);
		var width = JS_GetObjectWidth(obj);
		var height = JS_GetObjectHeight(obj);

				var tmp = x + gutter + width;
		if (tmp > max_x && line_count > 0)
		{
			y += line_height + gutter;
			x = 0;
			line_height = 0;
			line_count = 0;
		} 

				obj.style.position = "absolute";
		obj.style.visibility = "visible";
		obj.style.left = (pos[0] + x) + "px";
		obj.style.top = (pos[1] + y) + "px";
		line_height = Math.max(line_height, height);
		x += width;
		x += gutter;
		++line_count;
	}

		y += line_height + gutter;
	container.style.height = y + "px";
}


var __JSLoadSuccess;
__JSLoadSuccess = 1;