function dict(width,height){
	window.open("http://my.mandarintube.com/tools/dict/dictxml.php","_blank","top=0,left=0,status=yes,menubar=no,scrollbars=yes,resizable=yes,width="+width+",height="+height);
	}
function ch2py(width,height){
	window.open("http://www.mandarintube.com/tools/ch2py/index.htm","_blank","top=0,left=0,status=yes,menubar=no,scrollbars=yes,resizable=yes,width="+width+",height="+height);
	}
function pinyin_chart(width,height){
	window.open("http://www.mandarintube.com/tools/pinyin/pinyin_chart.htm","_blank","top=0,left=0,status=yes,menubar=no,scrollbars=yes,resizable=yes,width="+width+",height="+height);
	}
function addtools(width,height){
	window.open("http://my.mandarintube.com/tools/tools.htm","_blank","top=0,left=0,status=yes,menubar=no,scrollbars=yes,resizable=yes,width="+width+",height="+height);
	}