function thongtin1(){
	window.open("thongtin1.html", "Test", "width=950,height=600,status=1,toolbar=0, location=0, scrollbars=yes");
}
function thongtin2(){
	window.open("thongtin2.html", "Test", "width=950,height=600,status=1,toolbar=0, location=0, scrollbars=yes");
}
function thongtin3(){
	window.open("thongtin3.html", "Test", "width=950,height=600,status=1,toolbar=0, location=0, scrollbars=yes");
}
function thongtin4(){
	window.open("thongtin4.html", "Test", "width=950,height=600,status=1,toolbar=0, location=0, scrollbars=yes");
}
function thongtin5(){
	window.open("thongtin5.html", "Test", "width=950,height=600,status=1,toolbar=0, location=0, scrollbars=yes");
}
function thongtin6(){
	window.open("thongtin6.html", "Test", "width=950,height=600,status=1,toolbar=0, location=0, scrollbars=yes");
}
function thongtin7(){
	window.open("thongtin7.html", "Test", "width=950,height=600,status=1,toolbar=0, location=0, scrollbars=yes");
}
function thongtin8(){
	window.open("thongtin8.html", "Test", "width=950,height=600,status=1,toolbar=0, location=0, scrollbars=yes");
}