function selectmenu(cat){
nav=document.getElementById(cat).style
nav.background='#e3e2d8'
}
function selectmenu2(cat){
nav=document.getElementById(cat).style
nav.background='#ffffff'
}
function eng_hover(cat){
nav=document.getElementById(cat).style
nav.background='#f9f7f1'
}
function eng_hover2(cat){
nav=document.getElementById(cat).style
nav.background=''
}
function showimg(img){
nav=document.getElementById(img).style
nav.display='block'
}
function showimg2(img){
nav=document.getElementById(img).style
nav.display='none'
}
cat=null
function calshowetext1(catext){
nav1=document.getElementById(catext).style
if(nav1.display=="block"){
nav1.display='none';
cat=null
}else{if(cat==null){
	nav1.display='block';
	cat=1
	}else{
	nav2.display='none'
	nav1.display='block'
	}
}
}
function calshowetext2(calshowetext){
nav2=document.getElementById(calshowetext).style
if(nav2.display=="block"){
nav2.display='none';
cat=null
}else{if(cat==null){
	nav2.display='block';
	cat=2
	}else{
	nav1.display='none'
	nav2.display='block'
	}
}
}