function fn_fixpng(){
	$('img').ifixpng();
}
function fn_clearFormContact(){
	var form = document.contactForm;
	form.n_name.value = '';
	form.n_address.value = '';
	form.n_phone.value = '';
	form.n_email.value = '';
	form.n_title.value = '';
	form.n_content.value = '';
}
function box_showhide(num){
	var arr = ['photos','video','feedback','sendtofriend'];
	var get_id = new Array();
	for(i=0; i<arr.length; i++){
		get_id[i] = document.getElementById(arr[i]);
	}
	if(get_id[num].style.display != 'none'){
		get_id[num].style.display = 'none';
	}
	else{
		for(i=0; i<arr.length; i++){
			get_id[i].style.display = 'none';
		}
		get_id[num].style.display = 'block';
	}
		
}