function search(){
			var keyword=$.trim(document.search_form.keyword.value); 
			if(keyword==''){alert('关键字不能为空！');return;}
			var radio_field=document.search_form.search_field;
			var search_field="bookName";
  			for (i=0;i<radio_field.length;i++){
    			if(radio_field[i].checked){
      				search_field=radio_field[i].value;
      			}
  			}
			var search_href="http://search.zongheng.com/search/"+search_field+"/"+encodeURI(keyword)+"/1.html";
			window.open(search_href);
		}
		function toueme(){
			document.getElementById("yzm").style.display="block";
		}
  		$(document).ready(function(){
    		$("input.input").click(function () {
      		    $("#searchkey").fadeIn("slow");
	 		    switchkey('input');
    	    });
    	    $(".coo").click(function () {
      		    $("#searchkey").fadeOut("slow");
    		});
  		});
		function addbookmark(){
		    var title=document.title;
		    var url=document.location.href;
		    if (window.sidebar){
                window.sidebar.addPanel(title, url,"");
		    }else if( window.opera  &&  window.print ){
		        var mbm = document.createElement('a');
		        mbm.setAttribute('rel','sidebar');
		        mbm.setAttribute('href',url);
		        mbm.setAttribute('title',title);
		        mbm.click();
            }
		    else if( document.all ) {
                window.external.AddFavorite( url, title);
            }
        }
		function SetHome(obj,vrl){
		    try{
                obj.style.behavior='url(#default#homepage)';
                obj.setHomePage(vrl);
            }catch(e){
                if(window.netscape) {
		            try {
                        netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
                    }catch (e) { 
                        alert("您的浏览器不支持此项功能！");
                    }
                }
            }
        }