function SwitchCategory(_category)
{
	document.getElementById("feature_a").style.display = (_category == "feature_a") ? "block" : "none";
	document.getElementById("button_feature_a").className = (_category == "feature_a") ? "feature_box_item_top_selected" : "feature_box_item";
	
	document.getElementById("feature_b").style.display = (_category == "feature_b") ? "block" : "none";
	document.getElementById("button_feature_b").className = (_category == "feature_b") ? "feature_box_item_top_selected" : "feature_box_item";
	
	document.getElementById("feature_c").style.display = (_category == "feature_c") ? "block" : "none";
	document.getElementById("button_feature_c").className = (_category == "feature_c") ? "feature_box_item_top_selected" : "feature_box_item";
	
	document.getElementById("feature_d").style.display = (_category == "feature_d") ? "block" : "none";
	document.getElementById("button_feature_d").className = (_category == "feature_d") ? "feature_box_item_middle_selected" : "feature_box_item";
	
	document.getElementById("feature_e").style.display = (_category == "feature_e") ? "block" : "none";
	document.getElementById("button_feature_e").className = (_category == "feature_e") ? "feature_box_item_middle_selected" : "feature_box_item";
	
	document.getElementById("feature_f").style.display = (_category == "feature_f") ? "block" : "none";
	document.getElementById("button_feature_f").className = (_category == "feature_f") ? "feature_box_item_middle_selected" : "feature_box_item";
	
	document.getElementById("feature_g").style.display = (_category == "feature_g") ? "block" : "none";
	document.getElementById("button_feature_g").className = (_category == "feature_g") ? "feature_box_item_middle_selected" : "feature_box_item";
		
		document.getElementById("feature_h").style.display = (_category == "feature_h") ? "block" : "none";
	document.getElementById("button_feature_h").className = (_category == "feature_h") ? "feature_box_item_middle_selected" : "feature_box_item";
		
		document.getElementById("feature_i").style.display = (_category == "feature_i") ? "block" : "none";
	document.getElementById("button_feature_i").className = (_category == "feature_i") ? "feature_box_item_top_selected" : "feature_box_item";
}