<form name=form1 action="*.php">
<select name="select2" onChange="document.form1.submit();">
<option value=1 >一月</option>
<option value=2>二月</option>
<option value=3>三月</option>
<option value=4>四月</option>
<option value=5>五月</option>
<option value=6>六月</option>
<option value=7>七月</option>
</select>
</form>
<select name="select2" onChange="document.form1.submit();">
<option value=1 >一月</option>
<option value=2>二月</option>
<option value=3>三月</option>
<option value=4>四月</option>
<option value=5>五月</option>
<option value=6>六月</option>
<option value=7>七月</option>
</select>
</form>
<script language="JavaScript" type="text/JavaScript">
<!--
function MM_jumpMenu(targ,selObj,restore){ //v3.0
eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
if (restore) selObj.selectedIndex=0;
}
//-->
</script>
<select name="menu1" onChange="MM_jumpMenu('parent',this,0)">
<option value="*.php?month=1" >一月</option>
<option value="*.php?month=2" >二月</option>
</select>
<select name="select2" onchange="submit(this.value)">
<option value=1 >一月</option>
<option value=2>二月</option>
<option value=3>三月</option>
<option value=4>四月</option>
<option value=5>五月</option>
<option value=6>六月</option>
<option value=7>七月</option>
</select>
<script language=javascript>
function submit(value_select){
window.location="**.php?value="+value_select;
}
</script>
</form>