//<meta http-equiv="Content-Type"  content="text/html;charset=gb2312"  >



function jumpMenu(targ,selObj,restore){ //v3.0
	if(selObj.options[selObj.selectedIndex].value!='here')
		window.open(selObj.options[selObj.selectedIndex].value,'_top'); 
		
	if (restore)
		selObj.selectedIndex=0;
}


function please(){
alert("请先登陆！");
LOGIN.userid.focus();

}


//右边菜单
function show_menu1() {
   if (menu1.style.display=="none") { 
      menu1.style.display="block";
	  menu2.style.display="none";
	  menu3.style.display="none";
	  menu4.style.display="none";
	  menu5.style.display="none";
	   // picname.src="../images/zan_up.gif" 
   }
   else {
      menu1.style.display="none";
      //picname.src="../images/zan_down.gif" 
  }
}

function  show_menu2() {
   if (menu2.style.display=="none") { 
      menu2.style.display="block";
	  menu1.style.display="none";
	  menu3.style.display="none";
	  menu4.style.display="none";
	  menu5.style.display="none";
	   // picname.src="../images/zan_up.gif" 
	   }
   else
   {
      menu2.style.display="none";
      //picname.src="../images/zan_down.gif" 
   }
 }

function  show_menu3() {
   if (menu3.style.display=="none") {
      menu3.style.display="block";
	  menu1.style.display="none";
	  menu2.style.display="none";
	  menu4.style.display="none";
	  menu5.style.display="none";
	   // picname.src="../images/zan_up.gif" 
   }
   else
     { menu3.style.display="none";
      //picname.src="../images/zan_down.gif" 
   }
}

function  show_menu4(){
   if (menu4.style.display=="none") {
      menu4.style.display="block";
	  menu3.style.display="none";
	  menu1.style.display="none";
	  menu2.style.display="none";
	  menu5.style.display="none";
	  // picname.src="../images/zan_up.gif"
	    }
   else{
      menu4.style.display="none";
      //picname.src="../images/zan_down.gif" 
   }
}

function show_menu5(){
   if (menu5.style.display=="none"){ 
      menu5.style.display="block";
	  menu4.style.display="none";
	  menu3.style.display="none";
	  menu1.style.display="none";
	  menu2.style.display="none";
	
	  }
	   // picname.src="../images/zan_up.gif" 
   else{
      menu5.style.display="none";
	
      //picname.src="../images/zan_down.gif" 
   }
}


//期刊搜索等
function MultiWordSearch_onsubmit()
{
var MD_Initial,SQL,Search1,MD_SubjectName,MD_Source;
SQL=MD_Initial=Search1=MD_SubjectName=MD_Source="";
if(document.MultiWordSearch.searchwordvalue.value!="")
Search1=document.MultiWordSearch.searchfield.value+"='"+document.MultiWordSearch.searchwordvalue.value+"%' AND ";

if(document.MultiWordSearch.MD_Initial.value!="ALL")
MD_Initial="MD_Initial='"+document.MultiWordSearch.MD_Initial.value+"' AND ";

if(document.MultiWordSearch.MD_SubjectName.value!="ALL")
MD_SubjectName="MD_SubjectName='"+document.MultiWordSearch.MD_SubjectName.value+"' AND ";

if(document.MultiWordSearch.MD_Source.value!="ALL")
MD_Source="MD_Source='"+document.MultiWordSearch.MD_Source.value+"' AND ";

SQL=Search1+MD_Initial+MD_SubjectName+MD_Source;
var	Length=SQL.length;
SQL=SQL.substring(0,Length-5);
document.MultiWordSearch.searchword.value=SQL;
	
	if(SQL=="")
	{
		alert("期刊名不能为空!");
		return false;
	}
	return true;

}

function MultiWordSearch1_onsubmit()
{
var SQL,Search1;
SQL=Search1="";
if(document.MultiWordSearch1.searchwordvalue.value!=""){
	if (document.MultiWordSearch1.searchfield.value=="ALL"){
    Search1=document.MultiWordSearch1.searchwordvalue.value+" AND "; 
	}else{
     Search1=document.MultiWordSearch1.searchfield.value+"='"+document.MultiWordSearch1.searchwordvalue.value+"%' AND ";
    }
}
SQL=Search1;
var	Length=SQL.length;
SQL=SQL.substring(0,Length-5);
document.MultiWordSearch1.searchword.value=SQL;
	
	if(SQL=="")
	{
		alert("图书名不能为空!");
		return false;
	}
	return true;

}

//