function changeID(id)
   {
       document.getElementById("main1").innerHTML = "<a href='#'>"+document.getElementById(id).innerHTML+'</a>';
   }
    var tid='';

                                        function getScrollY2() {
                                                var sy = 0;
                                                if (document.documentElement && document.documentElement.scrollTop)
                                                        sy = document.documentElement.scrollTop;
                                                else if (document.body && document.body.scrollTop)
                                                        sy = document.body.scrollTop;
                                                else if (window.pageYOffset)
                                                        sy = window.pageYOffset;
                                                else if (window.scrollY)
                                                        sy = window.scrollY;
                                                return sy;
                                        }
                                        function gCW(el){
                                                             var tmp=el.style.overflow
                                                             el.style.overflow='auto'
                                                             var w=el.scrollWidth
                                                             el.style.overflow=tmp
                                                             return w
                                                        }
                                        function move_right(){
                                                var c=document.getElementById('prod');
                                                var d=document.getElementById('container');

                                                if (parseInt(c.style.left)+gCW(c)>d.offsetWidth){

                                                        c.style.left=parseInt(c.style.left)-2;
                                                        tid=setTimeout("move_right()",1);
                                                }
                                        }
                                        function move_left(){
                                                var c=document.getElementById('prod');
                                                var d=document.getElementById('container');

                                                if (parseInt(c.style.left)<0){

                                                        c.style.left=parseInt(c.style.left)+2;
                                                        tid=setTimeout("move_left()",1);
                                                }
                                        }


                                        function change_picture(pic,desc){
                                            document.getElementById('pic_demo').src=pic;
                                                /*  document.getElementById('mp2').style.display='block';
                                                  var w =  window.innerWidth || document.body.offsetWidth;
                                                  var h =  window.innerHeight || document.body.offsetHeight

                                            document.getElementById('desc2').innerHTML=desc;

                                                  document.getElementById('mp2').style.left=(w-document.getElementById('mp').offsetWidth)/2;
                                                  document.getElementById('mp2').style.top=(h-document.getElementById('mp').offsetHeight)/2+getScrollY2();                                    */


                                        }
        function trimString (str) {
           var reg = /^(>)*/g;
           str = str.replace(reg,'id=pic_demo>');
           return str;
        }
         function spaceTrim(str)
   {
     var re = /^(&nbsp;)*/g;
     str=str.replace(re,'');
     return str;
   }
   function trimString1 (str) {
     var reg = /^(&nbsp;)*/g;
     str = str.replace(reg,'');
    return str;
  }
   function spaceTrim1(str)
   {
     var re = /(\n|\r)+/g;
     str=str.replace(re,'');
     return str;
   }