function openWindow() {
window.open("","JSL",'toolbar=0,location=0,scrollbars=0,width=300,height=300,resizable=1,top=20,left=20');
}

function openWindow1() {
window.open("","JSL1",'toolbar=0,location=0,scrollbars=0,width=550,height=400,resizable=1,top=20,left=20');
}

function openWindow2() {
window.open("","JSL2",'toolbar=0,location=0,scrollbars=auto,width=400,height=300,resizable=1,top=20,left=20');
}

function openWindow3() {
window.open("","JSL3",'toolbar=0,location=0,scrollbars=0,width=550,height=400,resizable=1,top=20,left=20');
}

function openWindow4() {
window.open("","JSL4",'menubar=1,toolbar=0,location=0,scrollbars=1,width=740,height=500,resizable=0,top=20,left=20');
}