//show/hide divs
        function divshowhide(divtochg) {
            if (document.getElementById(divtochg).style.display == "block") {
                document.getElementById(divtochg).style.display = 'none'
            }
            else {
                document.getElementById(divtochg).style.display = 'block'
            }
        }

        //show/hide divs
        function divshowhideset(divtochg,showhide) {
            if (showhide == "hide") {
                document.getElementById(divtochg).style.display = 'none'
            }
            else {
                document.getElementById(divtochg).style.display = 'block'
            }
        }

        //show/hide divs
        function divshowhideclick(divtochg, showhide, aname) {
            if (showhide == "hide") {
                document.getElementById(divtochg).style.display = 'none'
                document.getElementById(aname).style.display = 'block'
            }
            else {
                document.getElementById(divtochg).style.display = 'block'
                document.getElementById(aname).style.display = 'none'
            }
        }