function out1() 
{ 
if(window.event.toElement.id!="menu1" && window.event.toElement.id!="link") 
menu1.style.visibility="hidden"; 
} 
//--> 
function out2() 
{ 
if(window.event.toElement.id!="menu2" && window.event.toElement.id!="link") 
menu2.style.visibility="hidden"; 
} 
function out3() 
{ 
if(window.event.toElement.id!="menu3" && window.event.toElement.id!="link") 
menu3.style.visibility="hidden"; 
} 
function out4() 
{ 
if(window.event.toElement.id!="menu4" && window.event.toElement.id!="link") 
menu4.style.visibility="hidden"; 
} 
function out5() 
{ 
if(window.event.toElement.id!="menu5" && window.event.toElement.id!="link") 
menu5.style.visibility="hidden"; 
} 

function out6() 
{ 
if(window.event.toElement.id!="menu6" && window.event.toElement.id!="link") 
menu6.style.visibility="hidden"; 
} 

function out7() 
{ 
if(window.event.toElement.id!="menu7" && window.event.toElement.id!="link") 
menu7.style.visibility="hidden"; 
} 

function check1()
{
     if(checkspace(document.myform.password.value)) {
	document.myform.password.focus();
    alert("请输入密码！");
	return false;
  }
     if(checkspace(document.myform.id.value)) {
	document.myform.id.focus();
    alert("请输入帐户！");
	return false;
  }
 
}

function check2()
{
     if(checkspace(document.myform2.pname.value)) {
	document.myform2.pname.focus();
    alert("请输入商品名称！");
	return false;
  }
     if(checkspace(document.myform2.pid.value)) {
	document.myform2.pid.focus();
    alert("请输入商品编码！");
	return false;
  }
 
}
function checkspace(checkstr) {
  var str = '';
  for(i = 0; i < checkstr.length; i++) {
    str = str + ' ';
  }
  return (str == checkstr);
}


<!--
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
//-->