Datareader's value in javascript array

i want to fetch Image name, and 3 more field's value from dat开发者_运维问答abase and pass it to the javascript's array....which would b generate from database(Image name and 3 field)

http://www.dynamicdrive.com/dynamicindex14/leftrightslide.htm

.... var leftrightslide=new Array() var finalslide='' leftrightslide[cnt]='' cnt++ ....

for interaction between javascript and scripting languages use AJAX

XMLHTTPRequest object

     function fndisn(e)
                        {
                                    var key1;
                                      if(document.all)
                                        {
                                           key1 = e.keyCode;

                                        }
                                      else
                                       {
                                          key1 = e.which;
                                       }
                          if((key1 > 64 && key1 < 91) || (key1 > 96 && key1 < 123))
                                     {return true;}
                          else
                                     {return false;}
                       }