function showComment(contentID){
document.getElementById('index.html').style.display="none";
document.getElementById('inet.html').style.display="none";
document.getElementById('products.html').style.display="none";
document.getElementById('faq.html').style.display="none";
document.getElementById('help.html').style.display="none";
document.getElementById('job.html').style.display="none";
document.getElementById('objlist.html').style.display="none";



document.getElementById('Hindex.html').style.display="none";
document.getElementById('Hinet.html').style.display="none";
document.getElementById('Hproducts.html').style.display="none";
document.getElementById('Hfaq.html').style.display="none";
document.getElementById('Hhelp.html').style.display="none";
document.getElementById('Hjob.html').style.display="none";

document.getElementById('Lindex').className="";
document.getElementById('Linet').className="";
document.getElementById('Lproducts').className="";
document.getElementById('Lfaq').className="";
document.getElementById('Lhelp').className="";
document.getElementById('Ljob').className="";

document.getElementById(contentID+'.html').style.display="block";
document.getElementById('H'+contentID+'.html').style.display="block";
document.getElementById('L'+contentID).className="item_active";
}

function showMenu(contentID){
document.getElementById('objlist.html').style.display="none";
document.getElementById(contentID+'.html').style.display="block";
}

function for2str(formid) {
	str = '';
	inputs = document.getElementById(formid).getElementsByTagName("input");
	alert(inputs.length);
	for(var i=0, max=inputs.length; i < max; i++) {
		input = inputs[i];
		n = input.name;
		if(input.name && input.name!='undefined' ){
			if(input.type=='text' || input.type=='hidden' || input.type=='button' || input.type=='submit' || input.type=='image'){
				str+=n+'='+input.value+'&';
				//alert("OK");
			}else if(input.type=='radio' && input.checked){
				///(input.type =='checkbox' || input.type =='radio' )
				str+=n+'='+input.value+'&';
			}else{
				//alert("ERR");
			}
		}
	}
	alert(str);
	return str;
}