for (var i = 0; i < 10; i++) {  
	for (var j = 0; j < 10; j++) {          
		document.write('<input type="checkbox" id="myCheckboxGame' + myCounter + '" onclick="display(this)">');
		myCounter++;
	}       
	document.write("<br />");
}
document.write("<hr size=1 width='40%'>");
document.write('<input type="button" value="neustart" onclick="restart(this.form)">');
document.write("</center></form>");