function pic1 () {
 window.open("pic1.html", "Pic_1", "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=450,height=650") 
} 

function pic2 () {
 window.open("pic2.html", "Pic_2", "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=450,height=650") 
} 

function pic3 () {
 window.open("pic3.html", "Pic_3", "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=450,height=650") 
}