$(document).ready(function(){

	w = screen.width;

	if(w <= 1024){
	   size = 1024;
	} else if(w <= 1280 ){
	   size = 1280;
	} else {
	   size = 1600;
	}

	bgImageTotal=8;

	randomNumber = Math.round(Math.random()*(bgImageTotal-1))+1;

	imgPath=('/img/bgs/' + size + '/bg_'+randomNumber+'.jpg');

	/*$("body").css('background-image', ('url("'+imgPath+'") top right'));*/
	//$('body').css('background-image', 'url(' + imgPath + ')');
	$('#bg_image').attr("src", imgPath);


});