// common funtions
///////////////////////////////////////////////////////////////////////////////
// date related
/*
*
*/
function todayClicked ()
{
	var startdate = document.getElementById ('start_date');
	var enddate = document.getElementById ('end_date');
	var today = new Date ();
	var year = today.getYear () + 1900;
	var day = today.getDay ();
	var month = today.getMonth ();
	month = addZero (month, 2);
	day = addZero (day, 2);
	var today_str = month + '/' + day + '/' + year;
	startdate.value = enddate.value = today_str;
}
/*
*
*/
function lastDaysClicked (days)
{
	var startdate = document.getElementById ('start_date');
	var enddate = document.getElementById ('end_date');
	var today = new Date ();
	var year = today.getYear () + 1900;
	var day = today.getDay ();
	var month = today.getMonth ();
	var day2 = day - days;
	var month2 = month;
	var year2 = year;
	if (day2 < 1)
	{
		month2 -= 1;
		if (month2 < 1)
		{
			month2 = 12;
			year2 -= 1;
		}
		day2 = getDaysInMonth (month2, year2);
	}
	month = addZero (month, 2);
	day = addZero (day, 2);
	month2 = addZero (month2, 2);
	day2 = addZero (day2, 2);
	var today_str = month + '/' + day + '/' + year;
	var today_str2 = month2 + '/' + day2 + '/' + year2;
	startdate.value = today_str2;
  enddate.value = today_str;
}
/*
*
*/
function getDaysInMonth (month, year)
{
	var days;
	// Return 31 days
	if (month == 1 || month == 3 || month == 5 || month == 7 || month == 8 || month == 10 || month == 12)
	{
		days = 31;
	}
	// Return 30 days
	else if (month == 4 || month == 6 || month == 9 || month == 11)
	{
		days = 30;
	}
	// Return 29 days
	else if (month == 2)
	{
		if (isLeapYear (year))
		{
			days = 29;
		}
		// Return 28 days
		else
		{
			days = 28;
		}
	}
	return (days);
}
/*
*
*/
function isLeapYear (Year)
{
	if (((Year % 4) === 0) && ((Year % 100) !== 0) || ((Year % 400) === 0))
	return true;
	else
	return false;
}
/*
*
*/
function addZero (value, resultLength)
{
	var countZero = resultLength - String (value).length;
	var result = String (value);
	for (var i = 0; i < countZero; i ++)
	result = "0" + result;
	return result;
}
// string class prototypes
var string = new String ();
/*
*
*/
String.prototype.ucfirst = function ()
{
	var first = this.slice (0, 1);
	first = first.strtoupper ();
	var out = first + this.slice (1);
	return out;
}
/*
*
*/
String.prototype.strtoupper = function ()
{
	return this.toUpperCase ();
}
/*
*
*/
String.prototype.strtolower = function ()
{
	return this.toLowerCase ();
}
// debug & info
var debugging_enabled = true;
/*
*
*/
function debug (msg)
{
	if (debugging_enabled)
	{
		//alert ("DEBUG:" + msg);
	}
}
/*
*
*/
function findElementById (id)
{
	var obj = document.getElementById (id);
	if (obj) return obj;
	else debug (id + ' not found');
	return false;
}
/*
*
*/
function setHtmlById (id, html)
{
	var obj = findElementById (id);
	if (obj)
	{
		obj.innerHTML = html;
	}
}
/*
*
*/
function getHtmlById (id)
{
	var obj = findElementById (id);
	if (obj)
	{
		return obj.innerHTML;
	}
	return false;
}
/*
*
*/
function disableButton (id)
{
	var obj = findElementById (id);
	if (obj)
	{
		obj.disabled = true;
		obj.style.color = "#666666";
	}
	else debug (id + ' not found');
}
/*
*
*/
function enableButton (id)
{
	var obj = findElementById (id);
	if (obj)
	{
		obj.style.color = "#000000";
		obj.disabled = false;
		obj.style.visibility = "visible";
	}
}


/*
* visibility with cookies
*/


function initVisibilityById(id,def)
{
	var cookie_name = 'vis-'+id;
	var value = getCookie(cookie_name);
	if(!value)
	{
		value=def;
		setCookie(cookie_name,value);
	}

	(value==1) ? showElementById(id):hideElementById(id);
}

function showElementById (id)
{
	var obj = findElementById (id);
	if (obj)
	{
		if(obj.old_style_display)
			obj.style.display = obj.old_style_display;
		else
			obj.style.display = "block";

		if(obj.old_style_height)
			obj.style.height = obj.old_style_height;

		if(obj.old_style_visibility)
			obj.style.visibility = obj.old_style_visibility;
		else
			obj.style.visibility = 'visible';
		setCookie('vis-'+id,1);
	}
}
/*
*
*/
function hideElementById (id)
{
	var obj = findElementById (id);
	if (obj)
	{
		obj.old_style_display = obj.style.display;
		obj.old_style_height = obj.style.height;
		obj.old_style_visibility = obj.style.visibility;

		obj.style.display = "none";
		obj.style.height = '0px';
		obj.style.visibility = "hidden";

		setCookie('vis-'+id,-1);
	}
}

function toggleVisibilityById(id)
{
	//alert('toggleVisibilityById(id)');
	var obj = findElementById (id);
	if (obj)
	{
		//alert(obj.style.visibility);
		//alert(obj.style.display);
		//if(!obj.style.display)
		// obj.style.display = "inherit";
		//alert("toggle:"+obj.style.display);
		if(obj.style.display == "none" || obj.style.visibility == "hidden")
			showElementById (id);
		else
			hideElementById (id);
	}
	//else alert('nno !!');
}
/*
* e.g. addevent(window,'load', my_func);
*/
function addEvent (obj, evType, fn)
{
//	alert("Handler '"+evType+"("+obj+','+fn+" will be attached");
	if (obj.addEventListener)
	{
		obj.addEventListener (evType, fn, false);
		return true;
	}
	else if (obj.attachEvent)
	{
		var r = obj.attachEvent ("on" + evType, fn);
		return r;
	}
	else
	{
		alert ("Handler " + evType + " could not be attached");
	}
	return false;
}

function addOnLoadEvent(fn)
{
	addEvent(window,'load', fn);
}

/*
function addKeyEvent(obj,fn)
{
	var e = (document.addEventListener) ? 'keypress' : 'keydown';
	addEvent(obj,e,fn);
}
*/
/**
* Submit a form
*/
function bzc_submitform(form,task, page,params){
	if(task && form.task)
		form.task.value=task;

	if(page && form.page)
		form.page.value=page;

	if(params && form.params)
		form.params.value=params;

	try {
		form.onsubmit();
		}
	catch(e){}
	form.submit();
}

function submitform_debug(form,task, page,params){
	alert(form);
	if(task && form.task)
	{
		alert('task is : '+task);
		form.task.value=task;
	}

	if(page && form.page)
		form.page.value=page;

	if(params && form.params)
		form.params.value=params;
	/*@ignore@*/
	try {
    // form.onsubmit();
  }
	/*@end@*/
	catch(e){}
	//form.submit();
	alert('submitform_debug');
}

function dumpObject(obj)
{
	var out;
	for (propriete in obj)
	{
   		out += propriete + "=" + obj[propriete] + "<BR>";
	}
	return out;
}
function bzc_showErrors(msg)
{
	var out;
	out = msg.split('<br>');
	alert(out.join('\n'));
}

function br2nl(msg)
{
	var out;
	out = msg.split('<br>');
	
	return out;
}


// ********************* General Cookie handling *********************
// Cookie Functions - Second Helping (21-Jan-96)
// Written by: Bill Dortch, hIdaho Design <bdortch@netw.com>
// The following functions are released to the public domain.

function _getCookieVal (offset)
{
	var endstr = document.cookie.indexOf (";", offset);
	if (endstr == -1)
		endstr = document.cookie.length;
	return unescape(document.cookie.substring(offset, endstr));
}

function getCookie (name)
{
	var arg = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;
	while (i < clen)
	{
		var j = i + alen;
		if (document.cookie.substring(i, j) == arg)
			return _getCookieVal (j);
		i = document.cookie.indexOf(" ", i) + 1;
		if (i == 0) break;
	}
	return null;
}

function setCookie (name, value)
{
	var argv = setCookie.arguments;
	var argc = setCookie.arguments.length;
	var expires = (argc > 2) ? argv[2] : null;
	var path = (argc > 3) ? argv[3] : null;
	var domain = (argc > 4) ? argv[4] : null;
	var secure = (argc > 5) ? argv[5] : false;
	var now = new Date();
	if(expires=='never')
	{
 		expires = new Date();
		expires.setYear(now.getFullYear()+10);
	}
	//alert('expires:'+expires);
	document.cookie = name + "=" + escape (value) +
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
	((path == null) ? "" : ("; path=" + path)) +
	((domain == null) ? "" : ("; domain=" + domain)) +
	((secure == true) ? "; secure" : "");
	//alert('setcokie:'+document.cookie);
}

function deleteCookie (name)
{
	var exp = new Date();
	exp.setTime (exp.getTime() - 1);
	// This cookie is history
	var cval = getCookie (name);
	document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
}
// End Script



/*
* show hide functions
*/
var displays_by_id = new Array();

function initDisplayById(id,def)
{
	var cookie = getCookie('display-'+id);
	var obj = $(id);
	if(cookie && obj)
		obj.style.display = cookie;
	else if(def)
		obj.style.display = def;

}

function resetDisplayById(id)
{
	deleteCookie('display-'+id);
}

function showDisplayById(id)
{
	var obj = $(id);
	if (obj)
	{
		if(displays_by_id[id])
		{
			obj.style.display = displays_by_id[id]['display'];
			debug('showDisplayById :restore : '+displays_by_id[id]['display']);
		}
		else
		{
			obj.style.display ='block';
			displays_by_id[id] = new Array();
		}
		
		displays_by_id[id]['display']=obj.style.display;
		setCookie('display-'+id,obj.style.display);
	}
}

function hideDisplayById(id)
{
	var obj = $(id);
	if (obj)
	{
		if(!displays_by_id[id])
			displays_by_id[id] = new Array();
		displays_by_id[id]['display'] = obj.style.display;
		obj.style.display = "none";
		//debug('hideDisplayById :saved as : '+displays_by_id[id]['display']);
		setCookie('display-'+id,obj.style.display);
	}
}

function toggleDisplayById(id)
{
	var obj = $(id);
	if (obj)
	{
		if(obj.style.display == "none")
			showDisplayById (id);
		else
			hideDisplayById (id);
	}
}

/* 
* css manip 
*/
var cssRules = false;

function getCss(theClass,attr)
{
	if(!cssRules)
	{
		if (document.all) 					cssRules = 'rules';
		else if (document.getElementById) 	cssRules = 'cssRules';
	}
	for (var S = 0; S < document.styleSheets.length; S++)
	{
		for (var R = 0; R < document.styleSheets[S][cssRules].length; R++) 
		{
			if (document.styleSheets[S][cssRules][R].selectorText == theClass) 
			{
				return document.styleSheets[S][cssRules][R].style[attr];
	   		}
	  	}
	}	
	return false;
}

function changeCss(theClass,element,value) 
{
	if(!cssRules)
	{
		if (document.all) cssRules = 'rules';
		else if (document.getElementById) cssRules = 'cssRules';
	}
	for (var S = 0; S < document.styleSheets.length; S++)
	{
		for (var R = 0; R < document.styleSheets[S][cssRules].length; R++) 
		{
			if (document.styleSheets[S][cssRules][R].selectorText == theClass) 
			{
			    document.styleSheets[S][cssRules][R].style[element] = value;
	   		}
	  	}
	}	

}


function loadPanel(panel_name,args)
{
	ajax_loadPanel(panel_name,args);
} 
/*
Window.prototype.alert = function(msg)
{
	msg = "************"+msg+"******************";
	//alert(msg);
}*/
/*function
alert('hello');*/