// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
//
// Latest $Revision: 2 $
//          $Author: Evoskamp $
//            $Date: 2/10/03 10:10a $
//         $Logfile: /shadowworld.org/includes/stylesheets.js $
//
//  Original Author: Edwin Voskamp
//
//      Description: Reload window in Netscape Navigator 4 to preserve
//                   layout when resized
//
//          History: This script based on Paul Snowden's work described on A List Apart
//                       <http://www.alistapart.com/stories/alternate/>
//                   Certain modifications (setFontSize and related) by Eric Meyer
//                       <http://www.meyerweb.com/eric/>
//                   Certain modifications (cookiename, reload for NN4) by Edwin Voskamp
//                       <http://www.voskamp.org/>
//
// (c) Copyright 2000-2003 The sitebuilder.org(R) Company
//
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *



function reloadStylesheetPage(bln_initialload) {
	if ( ("Netscape" == navigator.appName ) &&
	     ( 4 == parseInt( navigator.appVersion ) ) ) {
		if (true == bln_initialload ) {
			// save page size for later use
			document.pageWidth  = window.innerWidth;
			document.pageHeight = window.innerHeight;

			// set resize handler
			onresize = reloadPage();
		}
		else {
			if ( ( innerWidth  != document.pageWidth ) ||
			     ( innerHeight != document.pageHeight ) ) {
				location.reload();
			}
		}
	}
}



function setActiveStyleSheet(title) {
	var i, a, main;
	if (title) {
		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;
					reloadStylesheetPage( false );
				}
			}
		}
	}
}

function getActiveStyleSheet() {
		var i, a;
		for(i=0; (a = document.getElementsByTagName('link')[i]); i++) {
			if(a.getAttribute('rel').indexOf('style') != -1 && a.getAttribute('title') && !a.disabled) return a.getAttribute('title');
		}
		return null;
}

function getPreferredStyleSheet() {
	var i, a;
	for(i=0; (a = document.getElementsByTagName('link')[i]); i++) {
		if(a.getAttribute('rel').indexOf('style') != -1
			 && a.getAttribute('rel').indexOf('alt') == -1
			 && a.getAttribute('title')
			 )
			 return a.getAttribute('title');
	}
	return null;
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = '; expires='+date.toGMTString();
	}
	else 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) {
	createCookie(name,'',-1);
}

function setFontSize(fontVal) {
	var fontSet = document.getElementById('fontSet');
	var docBase = new Array(); docBase = document.getElementsByTagName('body');
	if (!fontVal) {fontVal = document.getElementById('fontSet').value;}
	var docSize = fontVal+'px';
	createCookie('stylesheet-size', fontVal, 365);
	docBase[0].style.fontSize = docSize;
	if (fontSet) {fontSet.value = fontVal;}
}



// in-line code
window.onload = function(e) {
	var cookie = readCookie('stylesheet-style');
	var title = cookie ? cookie : getPreferredStyleSheet();
	setActiveStyleSheet(title);
	var cookie2 = readCookie('stylesheet-size');
	if (cookie2) {setFontSize(cookie2);}
}

window.onunload = function(e) {
	var title = getActiveStyleSheet();
	createCookie('stylesheet-style', title, 365);
}



reloadStylesheetPage(true);



//		var cookie = readCookie('stylesheet-style');
//		var title = cookie ? cookie : getPreferredStyleSheet();
//		setActiveStyleSheet(title);
//		var cookie2 = readCookie('stylesheet-size');
//		if (cookie2) {setFontSize(cookie2);}