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/*
* Copyright 2004-2011 H2 Group. Multiple-Licensed under the H2 License,
* Version 1.0, and under the Eclipse Public License, Version 1.0
* (http://h2database.com/html/license.html).
* Initial Developer: H2 Group
*/
function scroll() {
var scroll = document.documentElement.scrollTop;
if (!scroll) {
scroll = document.body.scrollTop;
}
var c = 255 - Math.min(scroll / 4, 64);
var goTop = document.getElementById('goTop');
goTop.style.color = 'rgb(' + c + ',' + c + ',' + c + ')';
}
function loadFrameset() {
var a = location.search.split('&');
var page = decodeURIComponent(a[0].substr(1));
var frame = a[1];
if(page && frame){
var s = "top." + frame + ".location.replace('" + page + "')";
eval(s);
}
return;
}
function frameMe(frame) {
if(location.host.indexOf('h2database') < 0) {
// allow translation
return;
}
var frameset = "frame.html"; // name of the frameset page
if(frame == null) {
frame = 'main';
}
page = new String(self.document.location);
var pos = page.lastIndexOf("/") + 1;
var file = page.substr(pos);
file = encodeURIComponent(file);
if(window.name != frame) {
var s = frameset + "?" + file + "&" + frame;
top.location.replace(s);
} else {
highlightFrame();
}
return;
}
function addHighlight(page, word, count) {
if(count > 0) {
if(top.main.document.location.href.indexOf(page) > 0 && top.main.document.body && top.main.document.body.innerHTML) {
highlight();
} else {
window.setTimeout('addHighlight("'+page+'","'+word+'",'+(count-1)+')', 10);
}
}
}
function highlightFrame() {
var url = new String(top.main.location.href);
if(url.indexOf('?highlight=') < 0) {
return;
} else {
var page = url.split('?highlight=');
var word = decodeURIComponent(page[1]);
top.main.document.body.innerHTML = highlightSearchTerms(top.main.document.body, word);
top.main.location = '#firstFound';
// window.setTimeout('goFirstFound()', 1);
}
}
function highlight() {
var url = new String(document.location.href);
if(url.indexOf('?highlight=') < 0) {
return;
} else {
var page = url.split('highlight=')[1].split('&')[0];
var search = decodeURIComponent(url.split('search=')[1].split('#')[0]);
var word = decodeURIComponent(page);
document.body.innerHTML = highlightSearchTerms(document.body, word);
document.location = '#firstFound';
document.getElementById('search').value = search;
listWords(search, '');
}
}
function goFirstFound() {
top.main.location = '#firstFound';
/*
var page = new String(parent.main.location);
alert('first: ' + page);
page = page.split('#')[0];
paramSplit = page.split('?');
page = paramSplit[0];
page += '#firstFound';
if(paramSplit.length > 0) {
page += '?' + paramSplit[1];
}
top.main.location = page;
*/
}
function highlightSearchTerms(body, searchText) {
matchColor = "ffff00,00ffff,00ff00,ff8080,ff0080".split(',');
highlightEndTag = "</span>";
searchArray = searchText.split(",");
if (!body || typeof(body.innerHTML) == "undefined") {
return false;
}
var bodyText = body.innerHTML;
for (var i = 0; i < searchArray.length; i++) {
var color = matchColor[i % matchColor.length];
highlightStartTag = "<span ";
if(i==0) {
highlightStartTag += "id=firstFound ";
}
highlightStartTag += "style='color:#000000; background-color:#"+color+";'>";
bodyText = doHighlight(bodyText, searchArray[i], highlightStartTag, highlightEndTag);
}
return bodyText;
}
function doHighlight(bodyText, searchTerm, highlightStartTag, highlightEndTag) {
if(searchTerm == undefined || searchTerm=="" || searchTerm.length < 3) {
return bodyText;
}
var newText = "";
var i = -1;
var lcSearchTerm = searchTerm.toLowerCase();
var lcBodyText = bodyText.toLowerCase();
while (bodyText.length > 0) {
i = lcBodyText.indexOf(lcSearchTerm, i+1);
if (i < 0) {
newText += bodyText;
bodyText = "";
} else {
// skip anything inside an HTML tag
if (bodyText.lastIndexOf(">", i) >= bodyText.lastIndexOf("<", i)) {
// skip anything inside a <script> block
if (lcBodyText.lastIndexOf("/script>", i) >= lcBodyText.lastIndexOf("<script", i)) {
newText += bodyText.substring(0, i) + highlightStartTag + bodyText.substr(i, searchTerm.length) + highlightEndTag;
bodyText = bodyText.substr(i + searchTerm.length);
lcBodyText = bodyText.toLowerCase();
i = -1;
}
}
}
}
return newText;
}
var drag = false;
var dragSize = 0;
var dragStart = 0;
function mouseDown(e) {
dragStart = e.clientX || e.pageX;
dragSize = parseInt(document.getElementById('searchMenu').style.width);
drag = true;
return false;
}
function mouseUp(e) {
drag = false;
return false;
}
function mouseMove(e) {
if (drag) {
var e = e || window.event;
var x = e.clientX || e.pageX;
dragSize += x - dragStart;
dragStart = x;
document.getElementById('searchMenu').style.width=dragSize + 'px';
return false;
}
return true;
}
function switchBnf(x) {
var bnfList = document.getElementsByName('bnf');
for (var i = 0; i < bnfList.length; i++) {
var bnf = bnfList[i].style;
bnf.display = bnf.display == '' ? 'none' : '';
}
var railroads = document.getElementsByName('railroad');
for (var i = 0; i < railroads.length; i++) {
var railroad = railroads[i].style;
railroad.display = railroad.display == '' ? 'none' : '';
}
if (x) {
document.location = '#' + x.id;
}
}