function switch_bgcolor(a){
                a.style.backgroundColor = '#B5EA92';
        }

        function switch_bgcolor2(a){
                a.style.backgroundColor = '#CCEBB9';
        }

        function sethp(f) {
                if (( navigator.appVersion.indexOf('MSIE 5.') != -1) || (navigator.appVersion.indexOf('MSIE 6.') != -1)) {
                        f.style.behavior='url(#default#homepage)';
                        f.setHomePage('http://www.iravaban.am');
                }
                //else {
                  //      alert('error');
               // }
        }

        function addbookmark(){
                bookmarkurl="http://www.iravaban.am/"
                bookmarktitle="Iravaban.am"
                if (document.all)
                        window.external.AddFavorite(bookmarkurl,bookmarktitle)
                }


        function switchBlok(obj){

                var objElem1 = document.getElementById(1);
                objElem1.style.display = "none";

                var objElem2 = document.getElementById(2);
                objElem2.style.display = "none";

                var objElem3 = document.getElementById(3);
                objElem3.style.display = "none";

                var objElem4 = document.getElementById(4);
                objElem4.style.display = "none";

                var objElem6 = document.getElementById(6);
                objElem6.style.display = "none";

                var objElem7 = document.getElementById(7);
                objElem7.style.display = "none";

                var objElem8 = document.getElementById(8);
                objElem8.style.display = "none";

                var objElem9 = document.getElementById(9);
                objElem9.style.display = "none";

                var objElem10 = document.getElementById(10);
                objElem10.style.display = "none";

                if(obj>0){
                        var objElemShow = document.getElementById(obj);
                        objElemShow.style.display = "";
                }

        }