function checkBrowserName(name){
	var agent = navigator.userAgent.toLowerCase();
	if (agent.indexOf(name.toLowerCase())>-1) {
		return true;
	}
	return false;
}

Event.observe(window, 'load', function() {

//document.observe("dom:loaded", function() {
    $$('.sub').each( function ( element, Index ){
        if(checkBrowserName('MSIE')){
        	if(element.innerHTML.include('<BR>')) {
                element.addClassName('break');
			}
		}
		else{
		if(element.innerHTML.include('<br>')){
           element.addClassName('break');
			}
		}
	});





});