// JavaScript Document
$.fn.capitalize = function() {
    $(this).keypress(function(e) {
        if (e.target.createTextRange) {
                var r = document.selection.createRange().duplicate();
                r.moveEnd('character', e.target.value.length);
                if (r.text == '') mstart = e.target.value.length;
                else mstart = e.target.value.lastIndexOf(r.text);
                r.moveStart('character', -e.target.value.length);
                mend = r.text.length;
        } else {
                mstart = e.target.selectionStart;
                mend = e.target.selectionEnd;
        }
        if(e.which>96 && e.which<123) {
                e.preventDefault();
                e.stopPropagation();
                z = $(e.target).val();
                front = z.substring(0, mstart);
                back = z.substring(mend);
                $(e.target).val(front+String.fromCharCode(e.which-32)+back);
 
                if(e.target.createTextRange) { 
                    var range = e.target.createTextRange(); 
                    range.move("character", mend+1); 
                    range.select(); 
                } else if(e.target.selectionStart) { 
                    e.target.focus(); 
                    e.target.setSelectionRange(mend+1, mend+1); 
                }  
        }
    });
}