隐藏输入框

function showChecked(value){//隐藏输入框if(value==1){//如果value 是1就隐藏第2个document.getElementById("i1").style.display = "";document.getElementById("i2").style.display = "none";}else if(value==2){document.getElementById("i1").style.display = "none";document.getElementById("i2").style.display = "";}}

判断是否选中

function addSave(){var flag = false;var isFlag = document.getElementsByName("isFlag");for(var i=0;i<isFlag.length;i++){if(isFlag[i].checked==true){flag = true;}}if(!flag){alert("请至少选择一个！");return false;}

}