(function($) { var dropShadowZindex = 1; $.fn.dropShadow = function(options) { var opt = $.extend({ left: 4, top: 4, blur: 2, opacity: 0.5, color: "black", swap: false }, options); var jShadows = $([]); var blur = (opt.blur <= 0) ? 0 : opt.blur; var opacity = (blur == 0) ? opt.opacity : opt.opacity / (blur * 8); var zOriginal = (opt.swap) ? dropShadowZindex : dropShadowZindex + 1; var zShadow = (opt.swap) ? dropShadowZindex + 1 : dropShadowZindex; var layers = (8 * blur) + 1; var index = 0; this.not(".dropShadow").each(function() { var jthis = $(this); var shadows = []; var shadowId; if (this.id) { shadowId = this.id + "_dropShadow";
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               } else { shadowId = "ds" + (1 + Math.floor(9999 * Math.random()));
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               } $.data(this, "shadowId", shadowId); $.data(this, "shadowOptions", options); jthis.attr("shadowId", shadowId).css("zIndex", zOriginal); if (jthis.css("position") != "absolute") { jthis.css({ position: "relative", zoom: 1 });
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        } bgColor = jthis.css("backgroundColor"); if (bgColor == "rgba(0, 0, 0, 0)") { bgColor = "transparent";
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  } if (bgColor != "transparent" || jthis.css("backgroundImage") != "none" || this.nodeName == "SELECT" || this.nodeName == "INPUT" || this.nodeName == "TEXTAREA") { shadows[0] = $("<div></div>").css("background", opt.color);
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    } else { shadows[0] = jthis.clone().removeAttr("id").removeAttr("name").removeAttr("shadowId").css("color", opt.color);
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    } shadows[0].addClass("dropShadow").css({ height: jthis.outerHeight(), left: blur, opacity: opacity, position: "absolute", top: blur, width: jthis.outerWidth(), zIndex: zShadow }); for (i = 1; i < layers; i++) { shadows[i] = shadows[0].clone();
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         } var i = 1; var j = blur; while (j > 0) { shadows[i].css({ left: j * 2, top: 0 }); shadows[i + 1].css({ left: j * 4, top: j * 2 }); shadows[i + 2].css({ left: j * 2, top: j * 4 }); shadows[i + 3].css({ left: 0, top: j * 2 }); shadows[i + 4].css({ left: j * 3, top: j }); shadows[i + 5].css({ left: j * 3, top: j * 3 }); shadows[i + 6].css({ left: j, top: j * 3 }); shadows[i + 7].css({ left: j, top: j }); i += 8; j--;
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    } var leftPos = jthis.position().left + jthis.offsetParent().scrollLeft() + opt.left - blur; var topPos = jthis.position().top + jthis.offsetParent().scrollTop() + opt.top - blur; var divShadow = $("<div></div>").attr("id", shadowId).addClass("dropShadow").css({ left: leftPos, marginTop: jthis.css("marginTop"), marginRight: jthis.css("marginRight"), marginBottom: jthis.css("marginBottom"), marginLeft: jthis.css("marginLeft"), position: "absolute", top: topPos, zIndex: zShadow }); for (i = 0; i < layers; i++) { divShadow.append(shadows[i]);
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         } jthis.after(divShadow); jShadows = jShadows.add(divShadow); $(window).resize(function() { try { divShadow.css({ left: leftPos, top: topPos });
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     } catch (e) { } }); dropShadowZindex += 2;
}); return this.pushStack(jShadows);
}; $.fn.redrawShadow = function() { this.removeShadow(); return this.each(function() { var shadowOptions = $.data(this, "shadowOptions"); $(this).dropShadow(shadowOptions);
});
}; $.fn.removeShadow = function() { return this.each(function() { var shadowId = $(this).shadowId(); $("div#" + shadowId).remove();
}); }; $.fn.shadowId = function() { return $.data(this[0], "shadowId"); }; $(function() { var noPrint = "<style type='text/css' media='print'>"; noPrint += ".dropShadow{visibility:hidden;}</style>"; $("head").append(noPrint);
});
})($cmsj);