function viewNewsTab(id,num,menu_cnt){//PR센터제어
	for(i=1;i<=menu_cnt;i++){
		var tit = id+'_'+i;
		var tab='contents_'+i;
		if(num==i){
			class_name='tab_on';
			document.getElementById(tit).className=class_name;	
			document.getElementById(tab).style.display='block';	
		}else{
			class_name='tab_off';
			document.getElementById(tit).className=class_name;
			document.getElementById(tab).style.display='none';	
		}
	}			
}
function viewSubMenu(id,num,menu_cnt){//탑메뉴제어
	for(i=1;i<=menu_cnt;i++){
		var sub_menu=id+i;
		var sub_menu_bg=id+i+'_bg';
		if(num==i){
			document.getElementById(sub_menu).style.display='block';
			document.getElementById(sub_menu_bg).style.display='block';
		}else{
			document.getElementById(sub_menu).style.display='none';	
			document.getElementById(sub_menu_bg).style.display='none';	
		}
	}
}
function ciView(){//CI다운로드제어
	if(document.getElementById("CI_View").style.display=='none'){
		document.getElementById("CI_View_Background").style.display='block';
		document.getElementById("CI_View").style.display='block';
		document.getElementById("Pr_background").style.visibility='hidden';
		document.getElementById("Pr_title_1").style.visibility='hidden';
		document.getElementById("contents_1").style.display='none';
		document.getElementById("Pr_title_2").style.visibility='hidden';
		document.getElementById("contents_2").style.display='none';
		document.getElementById("Pr_title_3").style.visibility='hidden';
		document.getElementById("contents_3").style.display='none';
		document.getElementById("title").style.visibility='hidden';
		document.getElementById("Soc_Contents").style.visibility='hidden';
	}else{
		document.getElementById("CI_View_Background").style.display='none';
		document.getElementById("CI_View").style.display='none';
		document.getElementById("Pr_background").style.visibility='visible';
		document.getElementById("Pr_title_1").style.visibility='visible';
		document.getElementById("contents_1").style.display='block';
		document.getElementById("Pr_title_2").style.visibility='visible';
		document.getElementById("contents_2").style.display='none';
		document.getElementById("Pr_title_3").style.visibility='visible';
		document.getElementById("contents_3").style.display='none';
		document.getElementById("title").style.visibility='visible';
		document.getElementById("Soc_Contents").style.visibility='visible';
	}
}
function noneSubMenu(id,menu_cnt){
	if(menu_cnt>1){
		for(i=1;i<=menu_cnt;i++){
			var div_id = id+i
			document.getElementById(div_id).style.display='none';
		}
	}else{
		document.getElementById(id).style.display='none';
	}
}