stopwatch

var seconds=0;
var milliseconds=0;

(function () {
	var stopwatch = document.createElement('div');
	var body = document.getElementsByTagName('body')[0];
	body.appendChild(stopwatch);

	stopwatch.style.position = 'fixed';
	stopwatch.style.top = '0px';
	stopwatch.style.right = '0px';
	stopwatch.style.margin = '10px';
	stopwatch.style.paddingTop = '10px';
	stopwatch.style.width = '200px';
	stopwatch.style.height = '40px';
	stopwatch.style.zIndex = 10000;
	stopwatch.style.opacity = 0.9;
	stopwatch.style.color = 'white';
	stopwatch.style.backgroundColor = 'black';
	stopwatch.style.border = '1px solid white';
	stopwatch.style.textAlign = 'center';
	stopwatch.style.cursor = 'pointer';
	stopwatch.id = 'stopwatch';
	stopwatch.style.display = 'block';
	stopwatch.innerText = ''+seconds+'.'+milliseconds+'';

}());

function stopwatch(){
	if (milliseconds+1 != 1000){
			milliseconds=milliseconds+1;
			stopwatch.innerText = ''+seconds+'.'+milliseconds+'';
		}
		else{
			seconds=seconds+1;
			milliseconds=0;
			stopwatch.innerText = ''+seconds+'.'+milliseconds+'';
		}
	}
}