// JavaScript Document

var win = null;

function NewWindow(mypage,myname,w,h,scroll)
{
	
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
		
	settings =
	'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
	win = window.open(mypage,myname,settings)
	if(win.window.focus)
	{
		win.window.focus();
	}
}

// ------------------------------------------------------------------------------------------------------------

function setActiveStyleSheet(title) {
	if(null == title){
	setActiveStyleSheet('small');
	}else{

   	var i, a, main;
  	 for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
     if(a.getAttribute("rel").indexOf("style") != -1
        && a.getAttribute("title")) {
       a.disabled = true;
       if(a.getAttribute("title") == title) a.disabled = false;
     }
   }
   
   	setCookie('mj_fontsize',title,30)
	}
   
}

// ------------------------------------------------------------------------------------------------------------

function setCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	
	return null;
}

function eraseCookie(name) {
	setCookie(name,"",-1);
}

// ------------------------------------------------------------------------------------------------------------

// JavaScript Document

function selectSheet(sheet)
{
	var sheetsList = $$('div.sheet');
	
	if(sheetsList.length==1)
	{
		$(sheetsList[0]).style.display="";
		return;
	}

	if(sheet == "" || sheet == undefined)
	{
		sheet='0';
	}

	for(var i=0;i<sheetsList.length;i++)
	{
		$(sheetsList[i]).style.display="none";
		$("tab"+i).removeClassName('current');
	}
	
	$("sheet"+sheet).style.display="";
	$("tab"+sheet).addClassName('current');
	
	if($('sheet')){$('sheet').value=sheet;}
}