function sh(){
var xmenu = document.getElementById("formenu1").clientHeight;
if(xmenu < 70 && thnum==2){

document.getElementById("formenu1").style.height =60+"px"
document.getElementById("leftmenu2").style.height =30+"px"
document.getElementById("leftmenu3").style.height =30+"px"
document.getElementById("leftmenu5").style.height =30+"px"
document.getElementById("formenu1").style.display='block';
document.getElementById("formenu2").style.display='none';
document.getElementById("formenu3").style.display='none';
document.getElementById("formenu4").style.display='none';

}else{
document.getElementById("leftmenu1").style.height =30+"px"
document.getElementById("formenu1").style.display='none';

document.getElementById("leftmenu1").style.backgroundImage = 'url("image/aktu.jpg")';
}
}


function sh1(){
var xmenu = document.getElementById("formenu2").clientHeight;
if(xmenu < 40 && thnum==3){
document.getElementById("formenu2").style.height =40+"px"
document.getElementById("leftmenu1").style.height =30+"px"
document.getElementById("leftmenu3").style.height =30+"px"
document.getElementById("leftmenu5").style.height =30+"px"
document.getElementById("formenu2").style.display='block';
document.getElementById("formenu1").style.display='none';
document.getElementById("formenu3").style.display='none';
document.getElementById("formenu4").style.display='none';


}else{
document.getElementById("leftmenu2").style.height =30+"px"
document.getElementById("formenu2").style.display='none';
document.getElementById("leftmenu2").style.backgroundImage = 'url("image/ghen.jpg")';

}
}


function sh2(){
var xmenu = document.getElementById("formenu3").clientHeight;
if(xmenu < 25 && thnum==4){
document.getElementById("formenu3").style.height =25+"px"
document.getElementById("leftmenu1").style.height =30+"px"
document.getElementById("leftmenu2").style.height =30+"px"
document.getElementById("leftmenu5").style.height =30+"px"
document.getElementById("formenu3").style.display='block';
document.getElementById("formenu2").style.display='none';
document.getElementById("formenu1").style.display='none';
document.getElementById("formenu4").style.display='none';

}else{
document.getElementById("leftmenu3").style.height =30+"px"
document.getElementById("formenu3").style.display='none';
document.getElementById("leftmenu3").style.backgroundImage = 'url("image/wonnun.jpg")';
}
}

function sh3(){

var xmenu = document.getElementById("formenu4").clientHeight;
if(xmenu < 140 && thnum==6){
document.getElementById("formenu4").style.height =140+"px"
document.getElementById("leftmenu1").style.height =30+"px"
document.getElementById("leftmenu2").style.height =30+"px"
document.getElementById("leftmenu3").style.height =30+"px"
document.getElementById("formenu4").style.display='block';
document.getElementById("formenu2").style.display='none';
document.getElementById("formenu3").style.display='none';
document.getElementById("formenu1").style.display='none';

}else{
document.getElementById("leftmenu5").style.height =30+"px"
document.getElementById("formenu4").style.display='none';
document.getElementById("leftmenu5").style.backgroundImage = 'url("image/service.jpg")';

}
}