jQuery.fn.updown=function(f,b,d,c){return this.each(function(){target=jQuery(this);target.data("min",f);target.data("max",b);target.data("valueChangedCallback",(!c)?e:c);target.before('<a class="updown updown_up arup"><img src="http://www.e-tec.at/frame1/bilder/up.gif" /></a>').prev().data("target",target).click(a);target.after('<a class="updown updown_down ardown"><img src="http://www.e-tec.at/frame1/bilder/down.gif" /></a>').next().data("target",target).click(g);target.data("value",d);target.data("valueChangedCallback")(target)});function a(){target=jQuery(this).data("target");target.data("value",parseInt(target.attr("value")));value=target.data("value")+1;if(value>target.data("max")){value=target.data("min")}target.data("value",value);target.attr("value",value);target.data("valueChangedCallback")(target)}function g(){target=jQuery(this).data("target");target.data("value",parseInt(target.attr("value")));value=target.data("value")-1;if(value<target.data("min")){value=target.data("max")}target.data("value",value);target.attr("value",value);target.data("valueChangedCallback")(target)}function e(h){value=h.data("value");h[0].value=value}};