function add_content () {
var element = $('.start') ;
element.addClass('element').removeClass('start');
element.html('
');
//$('.start').after('');
//$('.start').addClass('element').removeClass('start');
}
function del_content () {
var element = $('.start') ;
element.parent().html('start
');
}
$(document).ready(function() {
var start = 'start';
$('body').click(function(){
if (start == 'start') {
alert ('start !');
setInterval('add_content();', 10);
start = 'stop';
} else {
alert ('stop !');
setInterval('del_content();', 10);
start = 'start';
}
//$(this).add_content(this);
});
});