var SwImg; SwImg = new Array;

ImgPreload('bt1', 'images/but_top.gif', 'images/but_top_over.gif');
ImgPreload('bt2', 'images/but_info.gif', 'images/but_info_over.gif');
ImgPreload('bt3', 'images/but_profile.gif', 'images/but_profile_over.gif');
ImgPreload('bt4', 'images/but_work.gif', 'images/but_work_over.gif');
ImgPreload('bt5', 'images/but_portrait.gif', 'images/but_portrait_over.gif');
ImgPreload('bt6', 'images/but_blog.gif', 'images/but_blog_over.gif');
ImgPreload('bt7', 'images/but_special.gif', 'images/but_special_over.gif');

function ImgPreload() {
	var N = ImgPreload.arguments[0];
	SwImg[N] = new Image();
	SwImg[N][0] = new Image();
	SwImg[N][0].src = ImgPreload.arguments[1];
	SwImg[N][1] = new Image();
	SwImg[N][1].src = ImgPreload.arguments[2];
}

function ImgChenge() {
	var ID = ImgChenge.arguments[0];
	var N  = ImgChenge.arguments[1];
	document.images[ID].src = SwImg[ID][N].src;
}


function open_win(){
window.open("pola.html","","scrollbars=yes,resizable=yes,width=680,height=500");
}