problem with cropping Jquery script .

problem with cropping Jquery script .

$(document).ready (function (){
$(function (){
var imgfulldivtop =  $(".imgfulldiv").position().top;
var imgfulldivleft =  $(".imgfulldiv").position().left;
$("#croptool").css("top",imgfulldivtop + 50).css("left",imgfulldivleft + 50);
$("#croptool").resizable({containment:"parent"});
$("#croptool").draggable({containment:"parent"});
alert($(".imgfulldiv").position().top);
$("#cropit").click (
function (){
var imgfulldivtop =  parseInt($(".imgfulldiv").position().top);
var imgfulldivleft =  parseInt($(".imgfulldiv").position().left);
var croptooltop =  parseInt($("#croptool").position().top);
var croptoolleft =  parseInt($("#croptool").position().left);



alert( imgfulldivtop + " | " + imgfulldivleft );
}
);
});
});
i using this script to cropping the image
but i always get result 8 | 8