function rollover(src) {
    if(src.indexOf("_o.gif") > -1){
        return src;
    }
    return src.split(".gif").join("_o.gif");

}
function rollout(src) {
    return src.split("_o.gif").join(".gif");
}

function sidebar_color(btname){
	document.getElementById(btname).className =  "navi_mouseover staff_navi";
}
function sidebar_color_off(btname){
	document.getElementById(btname).className =  "navi staff_navi";
}



function func_fade(go_url){
	$(function(){ 
		$("#fade_layer").fadeIn(1000, function(){
			location.href = go_url;
		});
	});
}
function func_fade_arch(go_url){
	$(function(){ 
	$(".header_text_arch").fadeOut(800);
		$("#fade_layer_arch").fadeIn(800, function(){
			location.href = go_url;
		});
	});
}
function func_fadeInTopPage(){
	$(function(){ 
		$("#fade_layer").fadeOut("slow");
	});
}
function func_fadeIn(){
	$(function(){ 
		$(".main").fadeIn("slow");
	});
}

/*--アーキテクトトップ画像をアクセスする度にランダムに決める用-----------------------------------------------------------*/
function func_rnd_img(){
	var rnd_img = Math.floor(Math.random()*17);
	document.getElementById("arch_top_img").src = "images/arch_top_img_" + rnd_img + ".jpg";
}

/*--//アーキテクト詳細ページ用---------------------------------------------------------*/

/*--アーキテクト詳細ページ用-----------------------------------------------------------*/
function func_img_change(photo_num){
	document.getElementById("photo_big").src = "images/img_" + photo_num + ".jpg";
	concept_off();
}

function concept_on(){
	$(function(){ 
		$("#photo_big").fadeTo("slow",0.05);
		$("#detail_concept_text").fadeIn("slow");
	});
	document.getElementById("concept_triger_on").className = "show_off";
	document.getElementById("concept_triger_off").className = "show_on";
}

/*function concept_on(){
	$(function(){ 
		$("#photo_big").fadeTo("slow",0.05, function(){
			$("#detail_concept_text").fadeIn("slow");
		});
	});
	document.getElementById("concept_triger_on").className = "show_off";
	document.getElementById("concept_triger_off").className = "show_on";
}*/

function concept_off(){
	$(function(){
		$("#photo_big").fadeTo("slow",1);	   
		$("#detail_concept_text").fadeOut("slow").css({
			"display":"none"
		});
	});
	document.getElementById("concept_triger_on").className = "show_on";
	document.getElementById("concept_triger_off").className = "show_off";
}
/*--//アーキテクト詳細ページ用---------------------------------------------------------*/