function softalert(str,time){

   	var sa  = new Element('div');
   	sa.set('class', 'softalert');
   	sa.set('id', 'sid');
	sa.inject($('softalert_container'),'top');
	//sa.set('html',"<img id='loading' src='./images/loading.gif' alt='' />"+str);	
	sa.set('text',str);	


	
	//sa.set('tween', {duration: '1000'});
	sa.set('style', ('opacity: .5'));
	
	if(time){
	(function(){sa.tween('opacity', '.5','0')}).delay(time);
	(function(){sa.dispose();}).delay(time+500);
	}
		
	return sa;
}

function softalertKill(sa){
	(function(){sa.tween('opacity', '.5','0');}).delay(500);
	(function(){sa.dispose();}).delay(750);
}