jQuery.fn.mousehold=function(timeout,f){if(timeout&&typeof timeout=='function'){f=timeout;timeout=100;}
if(f&&typeof f=='function'){var timer=0;var fireStep=0;return this.each(function(){jQuery(this).mousedown(function(){fireStep=1;var ctr=0;var t=this;timer=setInterval(function(){ctr++;f.call(t,ctr);fireStep=2;},timeout);})
clearMousehold=function(){clearInterval(timer);if(fireStep==1)f.call(this,1);fireStep=0;}
jQuery(this).mouseout(clearMousehold);jQuery(this).mouseup(clearMousehold);})}}