//定義"改變顏色"的函數(shù)
function?changeColor(){
????var?obj?=?document.getElementById("con");
????obj.style.backgroundColor?=?"red";
????
????
}

//定義"改變寬高"的函數(shù)
function?changeWH(){
????var?obj?=?document.getElementById("con");
????obj.style.width?=?"300px";
????obj.style.height?=?"50px";????
????
}

//定義"隱藏內(nèi)容"的函數(shù)
function?changeCon(){
????var?obj?=?document.getElementById("con");
????obj.style.display?=?"none";
????
}

//定義"顯示內(nèi)容"的函數(shù)
function?changeblock(){
????var?obj?=?document.getElementById("con");
????obj.style.display?=?"block";
????
}

//定義"取消設(shè)置"的函數(shù)
function?changeSet(){
var?obj?=?confirm("是否取消！");
??if(obj){
??????var?obj?=?document.getElementById("con");
??????obj.removeAttribute("style")?
??}??
}