(function($){
	
	$.fn.cutLeadingChar = function (options) {
		
		options = $.extend({
	        char:  '0'
	    }, options || {});
		
		return this.each(function() {
			var elem = $(this);
			if ($(':input', elem).length) {
	            alert('only text input fields are allowed :).');
	            return;
	        }
			elem.bind('keyup', function(evt){
				var val = elem.val();
				if(val.length > 0 && val.substring(0,1) == options.char) {
					elem.val(val.substring(1));
				}
			});
		});
	};
})(jQuery);