var preloadFlag1 = false;
var preloadFlag2 = false;

function preloadImages1() {
	if (document.images) {
		pre_top2 = newImage('./common/img/top2.gif');
		pre_lesson2 = newImage('./common/img/lesson2.gif');
		pre_wedding2 = newImage('./common/img/wedding2.gif');
		pre_profile2 = newImage('./common/img/profile2.gif');
		pre_blog2 = newImage('./common/img/blog2.gif');
		pre_mail2 = newImage('./common/img/mail2.gif');
		pre_photo2 = newImage('./common/img/photo2.gif');
		preloadFlag1 = true;
	}
}

function preloadImages2() {
	if (document.images) {
		pre_beginner2 = newImage('./common/img/beginner2.gif');
		pre_season2 = newImage('./common/img/season2.gif');
		pre_gift2 = newImage('./common/img/gift2.gif');
		pre_diproma2 = newImage('./common/img/diproma2.gif');
		pre_FBC2 = newImage('./common/img/FBC2.gif');
		pre_freshflower2 = newImage('./common/img/freshflower2.gif');

		preloadFlag2 = true;
	}
}
function newImage(arg) {
  if (document.images) {
    rslt=new Image();
    rslt.src=arg;
    return rslt;
  }
}

function changeImages1() {
  if (document.images && (preloadFlag1 == true)) {
    for (var i=0; i<changeImages1.arguments.length; i+=2) {
    document[changeImages1.arguments[i]].src=changeImages1.arguments[i+1];
    }
  }
}

function changeImages2() {
  if (document.images && (preloadFlag2 == true)) {
    for (var i=0; i<changeImages2.arguments.length; i+=2) {
    document[changeImages2.arguments[i]].src=changeImages2.arguments[i+1];
    }
  }
}