function validateMsgForm(b){var a=b.msg_body.value.trim();b.msg_body.value=a;if(a===""){alert("请输入留言");b.msg_body.focus();return false}else{return true}}function zoomImage(a){if(zoom_factor!==last_zoom_factor){image=document.getElementById("large-image");image.width=orig_width*zoom_factor;image.height=orig_height*zoom_factor;Ext.get("zoom-factor").update(Math.round(zoom_factor*100)+"%");last_zoom_factor=zoom_factor}}function setBestSize(a){orig_image=new Image();orig_image.src=a.src;orig_width=orig_image.width;orig_height=orig_image.height;zoom_factor=Math.min(640/orig_width,480/orig_height);zoomImage();Ext.get("zoom-factor").update(Math.round(zoom_factor*100)+"%")}function roundZoomFactor(a){return Math.round(a/0.2)*0.2}function zoom_in(){factor=roundZoomFactor(zoom_factor+0.2);if(factor<=2){zoom_factor=factor;zoomImage()}}function zoom_out(){factor=roundZoomFactor(zoom_factor-0.2);if(!(factor<1&&factor*orig_width<320&&factor*orig_height<240)){zoom_factor=factor;zoomImage()}}function zoom_original(){zoom_factor=1;zoomImage()}function clickOnImage(a){if(a.ctrlKey){zoom_out()}else{zoom_in()}}function enterImage(a,b){b.className=a.ctrlKey?"zoomout":"zoomin";on_image=true}function keyDown(a){a=(a)?a:window.event;if(a.ctrlKey&&on_image){image.className="zoomout"}}function keyUp(a){a=(a)?a:window.event;if(a.ctrlKey&&on_image){image.className="zoomin"}}Ext.onReady(function(){Ext.select(".tab-title ul li",true).each(function(c){c.on("click",function(){Ext.select(".tab-title ul li").replaceClass("active","inactive");this.replaceClass("inactive","active");var e=Ext.select(".tab-content>div",true).elements;var f=Ext.select(".tab-title ul li").elements;for(var d=0;d<e.length;d++){if(this.dom===f[d]){Ext.select(".tab-content>div").replaceClass("active","inactive");e[d].replaceClass("inactive","active")}}})});Ext.select(".tab-title ul li").each(function(c){c.hover(function(){if(!Ext.get(this).hasClass("active")){Ext.get(this).replaceClass("inactive","hover")}},function(){if(Ext.get(this).hasClass("hover")){Ext.get(this).replaceClass("hover","inactive")}})});if(Ext.get("small_img")!==null){var a=Ext.select("#thumb-nav ul li").elements.length,b=0;Ext.select("#thumb-nav ul li").each(function(c){c.on({mouseover:function(f,d){Ext.select("#thumb-nav ul li").each(function(h){if(h.contains(d)||h.dom===d){h.replaceClass("inactive-thumb","active-thumb");var g=Ext.select(".big_thumb a",true).elements;var j=Ext.select("#thumb-nav ul li").elements;for(var e=0;e<j.length;e++){if(Ext.get(this).dom===j[e]){g[e].removeClass("x-hidden")}else{g[e].addClass("x-hidden")}}}else{h.replaceClass("active-thumb","inactive-thumb")}})}})});if(Ext.get("point_left")!==null){Ext.get("point_left").on("click",function(){if(b>0){--b;Ext.get("thumb-nav").setLeft((-b*57)+10);Ext.get("point_right").removeClass("disabled")}if(b===0){Ext.get("point_left").addClass("disabled")}});Ext.get("point_right").on("click",function(){if(a>b+5){++b;Ext.get("thumb-nav").setLeft(-b*57+10);Ext.get("point_left").removeClass("disabled")}if(b===a-5){Ext.get("point_right").addClass("disabled")}})}}});