function htmlentities(input) {	return input.replace(/\&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');} function c(tagName) {	return document.createElement(tagName);} function win(N) {	return document.getElementById(N);} function n(e) {	document.body.appendChild(e);} function oset(id, trans) {	win(id).style.opacity = trans;} function oshow(id, boo) {	win(id).termhidden = !boo;	win(id).terminal.style.display = boo? 'block': 'none';} function onmove(nx, ny) {	if (window.dragging != false) {		var x = parseInt(window.dragging.style.left.replace('px', ''));		var y = parseInt(window.dragging.style.top.replace('px', ''));		var d; 		d = (nx - window.dragging.x);		x += d;		window.dragging.x = nx; 		d = (ny - window.dragging.y);		if ((y + d) < 0) {			window.dragging = false;			return;		}		y += d;		window.dragging.y = ny; 		window.dragging.style.top = y + 'px';		window.dragging.style.left = x + 'px';	} else if (window.resizing != false) {		var dx = nx - window.resizing.x;		var dy = ny - window.resizing.y; 		window.resizing.resizeDiv.style.width = (parseInt(window.resizing.resizeDiv.style.width.replace(/px$/, '')) + dx) + 'px';		window.resizing.resizeDiv.style.height = (parseInt(window.resizing.resizeDiv.style.height.replace(/px$/, '')) + dy) + 'px'; 		window.resizing.x = nx;		window.resizing.y = ny;	}} function startui() {	window.dragging = false;	window.resizing = false;	window.windows = [];	window.terminals = {};	window.nwindows = 0;	window.Nwindows = 0; 	document.onmousemove = function(event) {		onmove(event.screenX, event.screenY);	} 	document.ontouchmove = function(event) {		onmove(event.touches[0].screenX, event.touches[0].screenY);	} 	mkdir("/dev/hsys");	mkfile("/dev/hsys/new", function(f, p) {		var j;		for (j = 0; win(j) != undefined; j++);		f.window = newWindow(j, true);		document.body.appendChild(f.window);	},	function(f, p) {		var data = '';		p.count = 0;		if (p.offset == 0) {			data = fromutf8(f.window.id);			p.count = data.length;		}		respond(p, data);	});	} function raiseWindow(id){	for (var i = 0; i < window.windows.length; i++)		if (window.windows[i].style.zIndex > win(id).style.zIndex)			window.windows[i].style.zIndex--; 	win(id).style.zIndex = window.nwindows;} function dragStart(id, x, y) {		var div = win(id); 		div.x = x;		div.y = y;		window.dragging = div; 		raiseWindow(id);} function resizeStart(id, x, y) {	window.resizing = win(id);	window.resizing.x = x;	window.resizing.y = y; 	var rdiv = document.createElement('div');	window.resizing.resizeDiv = rdiv; 	rdiv.div = window.resizing;	rdiv.setAttribute('class', 'resizeBox');	rdiv.style.zIndex = rdiv.div.style.zIndex + 1;	rdiv.style.position = 'absolute';	rdiv.style.width = window.resizing.style.width;	rdiv.style.height = window.resizing.style.height;	rdiv.style.top = window.resizing.style.top;	rdiv.style.left = window.resizing.style.left; 	document.body.appendChild(rdiv);} function newWindow(id, canclose) {	var div = document.createElement('div');	window.windows.push(div);	window.nwindows++;	window.Nwindows++; 	div.id = id;	div.setAttribute('class', 'window');	div.style.top = (window.nwindows * 10 + 10) + 'px';	div.style.left = (window.nwindows * 10 + 10) + 'px';	div.style.width = '640px';	div.style.height = '480px';	div.style.zIndex = window.nwindows; 	div.bg = document.createElement('div');	div.bg.setAttribute('class', 'bg'); 	div.titleBar = document.createElement('div');	div.titleBar.div = div;	div.titleBar.setAttribute('class', 'title');	div.titleBar.innerHTML = '<span class="name">' + unescape(div.id) + '</span>'; 	div.titleBar.onmousedown = function(event) {		dragStart(id, event.screenX, event.screenY);				event.preventDefault();		return false;	} 	div.titleBar.ontouchstart = function(event) {		dragStart(id, event.touches[0].screenX, event.touches[0].screenY); 		event.preventDefault();		return false;	} 	div.onmousedown = function(event) {		raiseWindow(id);	} 	div.ontouchstart = function(event) {		raiseWindow(id);	} 	// avoid that trapping bug by using global not div.titleBar	window.onmouseup = function(event) {		window.dragging = false; 		if (window.resizing != false) {			window.resizing.style.width = window.resizing.resizeDiv.style.width;			window.resizing.style.height = window.resizing.resizeDiv.style.height;			document.body.removeChild(window.resizing.resizeDiv);			resizeCompute(window.resizing);			window.resizing = false;		}	} 	window.ontouchend = window.onmouseup; 	var link = document.createElement('a');	link.href = 'javascript:hideWindow(\'' + escape(id) + '\')';	link.id = div.id + 'vis'; 	var span = document.createElement('span');	span.setAttribute('class', 'button');	span.style.float = 'right';	span.innerHTML = '<strong>&darr;</strong>'; 	link.appendChild(span);	div.titleBar.appendChild(link); 	if (canclose) {		link = document.createElement('a');		link.href = 'javascript:closeWindow(\'' + escape(id) + '\')'; 		span = document.createElement('span');		span.setAttribute('class', 'button');		span.style.float = 'right';		span.innerHTML = '<strong>x</strong>'; 		link.appendChild(span);		div.titleBar.appendChild(link);	} 	div.resizeHandle = document.createElement('div');	div.resizeHandle.div = div;	div.resizeHandle.setAttribute('class', 'resizer');	div.resizeHandle.onmousedown = function(event) {		resizeStart(id, event.screenX, event.screenY); 		event.preventDefault();		return false;	}	div.resizeHandle.ontouchstart = function(event) {		resizeStart(id, event.touches[0].screenX, event.touches[0].screenY); 		event.preventDefault();		return false;	} 	div.bottom = document.createElement('div');	div.bottom.setAttribute('class', 'bottom');	div.bottom.appendChild(div.resizeHandle); 	if (window.terminals[id] == undefined) {		div.terminal = newTerminal();		window.terminals[id] = div.terminal; 		mkdir("/dev/hsys/" + id);		mkfile("/dev/hsys/" + id + "/cons", undefined, function(f, p) { try { window.terminals[id].readterminal(p.count, function(l) {respond(p, l);}, p.tag); } catch(err) { error9p(p.tag, err.message); } }, function(f, p) { try { window.terminals[id].writeterminal(p.data); respond(p, -1); } catch (err) { error9p(p.tag, err.message); } });	mkfile("/dev/hsys/" + id + "/consctl", undefined, invalidop, function(f, p) {		try {			if(p.data.substr(0, 5) == "rawon")				window.terminals[id].rawmode = true;			if(p.data.substr(0, 6) == "rawoff")				window.terminals[id].rawmode = false;			respond(p, -1);		} catch(err) {			error9p(p.tag, err.message);		}	},	function(f) {		try {			window.terminals[i].rawmode = false;		} catch(err) {			error9p(p.tag, err.message);		}	});	mkfile("/dev/hsys/" + id + "/cpunote", undefined, function(f, p) {		window.terminals[id].onnote.push(function(l) { respond(p, l);});	});	mkfile("/dev/hsys/" + id + "/label", undefined, function(f, p) {		try {			var data = '';			p.count = 0;			if (p.offset == 0) {				data = win(id).titleBar.getElementsByClassName('name')[0].innerHTML;				p.count = data.length;			}			respond(p, data);		} catch(err) {			error9p(p.tag, err.message);		}	},	function(f, p) {		try {			win(id).titleBar.getElementsByClassName('name')[0].innerHTML = fromutf8(p.data);			respond(p, -1);		} catch (err) {			error9p(p.tag, err.message);		}	});	mkfile("/dev/hsys/" + id + "/winid", undefined,		function(f, p) {			var data = '';			p.count = 0;			if (p.offset == 0) {				data = id;				p.count = data.length;			}			respond(p, data);		});	mkfile("/dev/hsys/" + id + "/text", function(f, p) {		try {			f.text = window.terminals[id].value.slice(0, window.terminals[id].value.length - 2);		} catch(err) {			return err.message;		}	}, function(f, p) {		try {			var data = f.text;			var runlen = f.text.length - p.offset;			if (p.count > runlen)				p.count = runlen;			data = data.slice(p.offset, p.count);			data = toutf8(data);			respond(p, data);		} catch(err) {			error9p(p.tag, err.message);		}	});	mkfile("/dev/hsys/" + id + "/innerHTML", function(f) {		try {			f.text = win(id).bg.innerHTML;			if (f.mode & 0x10)				f.text = "";		} catch(err) {			return err.message;		}	}, function(f, p) {		try {			var data = f.text;			var runlen = f.text.length - p.offset;			if (p.count > runlen) {				p.count = runlen;			}			data = data.slice(p.offset, p.count);			data = toutf8(data);			respond(p, data);		} catch(err) {			error9p(p.tag, err.message);		}	}, function(f, p) {		try {			var b = f.text.slice(0, p.offset);			var a = f.text.slice(p.offset, f.text.length - 1);			f.text = fromutf8(b + p.data + a);			respond(p, p.data.length);		} catch(err) {			error9p(p.tag, err.message);		}	}, function(f) {		try {			if (f.mode & 1) {				win(id).bg.innerHTML = f.text;			}			oshow(id, false);		} catch(err) {		}		});	} else {		div.terminal = window.terminals[id];		div.terminal.value = "";		div.terminal.consbuf = "";		div.terminal.backlog = "";		div.terminal.unread = "";		div.terminal.online = [];		div.terminal.onnote = [];		div.terminal.rawmode = false;		div.terminal.holdmode = false;	}	div.terminal.div = div;	div.terminal.style.display = 'block';	div.termhidden = false; 	div.appendChild(div.terminal);	div.appendChild(div.bg);	div.appendChild(div.titleBar);	div.appendChild(div.bottom); 	resizeCompute(div); 	return div;} function closeWindow(id) {	var win = document.getElementById(id); 	if (win != null) {		win.terminal.note("hangup");	//	rmfile("/dev/hsys/" + id + "/*");	//	rmfile("/dev/hsys/" + id);		document.body.removeChild(win);	} 	window.nwindows--;} function hideWindow(id) {	var div = win(id);	var button = win(id + 'vis'); 	div.oldheight = div.style.height;	div.style.height = '1.2em';	div.terminal.style.display = 'none';	div.bg.style.display = 'none';	div.bottom.style.display = 'none';	div.resizeHandle.style.display = 'none';	button.getElementsByTagName('span')[0].innerHTML = '<strong>&uarr;</strong>';	button.href = 'javascript:showWindow(\'' + escape(id) + '\');';} function showWindow(id) {	var div = win(id);	var button = win(id + 'vis'); 	div.style.height = div.oldheight;	if (div.termhidden == false)		div.terminal.style.display='block';	div.resizeHandle.style.display = 'block';	div.bg.style.display = 'block';	div.bottom.style.display = 'block';	button.getElementsByTagName('span')[0].innerHTML = '<strong>&darr;</strong>';	button.href = 'javascript:hideWindow(\'' + escape(id) + '\');';} function resizeCompute(div) {	var width = div.style.width.replace(/px$/, '');	var height = div.style.height.replace(/px$/, ''); 	div.titleBar.style.width = width + 'px';	div.terminal.style.width = width + 'px';	div.terminal.style.height = (height - 30) + 'px';	div.bg.style.height = (height - 30) + 'px';}