//IE6去除png灰色背景
$(document).ready(function () {
  $(document).pngFix();
  $("#showproductpublic").toggle(function () {
    $("#productpublic").slideDown("fast");
  }, function () {
    $("#productpublic").slideUp("fast");
  });


})

function JHshNumberText() {
    if (!(((window.event.keyCode >= 48) && (window.event.keyCode <= 57))
	|| (window.event.keyCode == 13) || (window.event.keyCode == 46)
	|| (window.event.keyCode == 45))) {
        window.event.keyCode = 0;
    }
}