// ==========================================================================================
// GWD_consoleLogExtension
// ==========================================================================================
(function(window, undefined) {
	if (!window.console) {
		var console = {
			elemOutput : "",
			pathPics : "Pics/",
			strLinefeed : "\n",
			init : function() {
				var domNode, domElement;
				console.e = document.createElement('table');
				document.body.appendChild(console.e);
				var id = 'GWD_console';
				if (!document.getElementById(id)) {
					console.e.id = id;
					console.e.summary = 'layout table';
					with (console.e.style) {
						backgroundColor = '#2222ff';
						color = 'black';
						fontFamily = 'courier, monospace';
						display = 'none';
						padding = '0';
						margin = '0';
						border = '1px solid #999';
						borderCollapse = 'collapse';
						position = 'absolute';
						top = '0';
						right = '0';
						zIndex = '999';
					}
				}
				domNode = console.e;
				domNode.appendChild(document.createElement('thead'));
				domNode = domNode.lastChild;
				domNode.appendChild(document.createElement('tr'));
				domNode = domNode.lastChild;
				domElement = document.createElement('th');
				with (domElement.style) {
					background = '#76b2ea url('+console.pathPics+'GUI_Titlebar.gif) repeat-x';
					color = 'white';
					textAlign = 'left';
					display = 'block';
					height = '19px';
					padding = '2px'
					overflow = 'hidden';
				}
				domNode.appendChild(domElement);
				domNode = domNode.lastChild;
				domElement = document.createElement('img');
				with (domElement) {
					src = console.pathPics+'GUI_Close.gif'
					alt = 'Close';
					title = 'Close';
					setAttribute('style', 'float:right');
					setAttribute('onclick', 'console.close()');
				}
				with (domElement.style) {
					cursor = 'pointer';
				}
				domNode.appendChild(domElement);
				domElement = document.createElement('span');
				with (domElement) {
					innerHTML = 'GWD Console';
					textAlign = 'left';
				}
				domNode.appendChild(domElement);
				domNode = console.e;
				domNode.appendChild(document.createElement('tfoot'));
				domNode = domNode.lastChild;
				domNode.appendChild(document.createElement('tr'));
				domNode = domNode.lastChild;
				domNode.appendChild(document.createElement('td'));
				domNode = domNode.lastChild;
				domElement = document.createElement('input');
				with (domElement) {
					type = 'button';
					name = 'GWD_Reset';
					value = 'Reset';
					setAttribute('onclick', 'console.clear()');
					setAttribute('style', 'margin:0 20px');
				}
				domNode.appendChild(domElement);
				domElement = document.createElement('input');
				with (domElement) {
					type = 'button';
					name = 'GWD_Close';
					value = 'Close';
					setAttribute('onclick', 'console.close()');
					setAttribute('style', 'margin:0 20px');
				}
				domNode.appendChild(domElement);
				domNode = console.e;
				domNode.appendChild(document.createElement('tbody'));
				domNode = domNode.lastChild;
				domNode.appendChild(document.createElement('tr'));
				domNode = domNode.lastChild;
				domNode.appendChild(document.createElement('td'));
				domNode = domNode.lastChild;
				domElement = document.createElement('textarea');
				with (domElement) {
					name = 'GWD_Output';
					setAttribute('wrap', 'off');
				}
				with (domElement.style) {
					backgroundColor = '#c0c0c0';
					color = 'black';
					fontSize = '0.9em';
					textAlign = 'left';
					display = 'block';
					width = '300px';
					height = '200px';
					margin = '0';
					padding = '10px';
					border = '2px solid #0000ff';
					borderWidth = '0 2px 2px 2px';
					overflow = 'scroll';
				}
				domNode.appendChild(domElement);
				console.elemOutput = domNode.lastChild;
				window.console = console;
			},
			log : function(data) {
				console.elemOutput.value += data + console.strLinefeed;
				console.show();
			},
			clear : function() {
				console.elemOutput.value = '';
			},
			show : function() {
				console.e.style.display = 'block';
			},
			close : function() {
				console.e.style.display = 'none';
			},
			addWindowOnload : function() {
				if(typeof window.onload!='function') {
					window.onload = console.init;
				} else {
					var funcOnload = window.onload;
					window.onload = function() {
						console.init();
						funcOnload();
					}
				}
			}
		};
		console.addWindowOnload();
	}
})(window);