function Resetform(){
return confirmIt = confirm("Wilt u dit formulier wissen?")
}



function checkFields(){

var theform = document.forms[0]


for(i=0; i<theform.elements.length; i++){
                var field = theform.elements[i]
                //alert(theform.elements[i].type)
                var isReq = (field.name.charAt(0)=="R") ? true : false
                if(isReq){

                        if((field.type=="text" || field.type=="textarea" || field.type=="password") && field.value==""){
                        var veldnaam = field.name.substring(1,27);

                        alert("U bent vergeten '"+veldnaam+ "' in te vullen.")
                        setTimeout("document.forms[0].elements["+i+"].focus()", 10)
                        return false
                        }

                        if(field.type=="select-one" && field.selectedIndex == 0){
            var veldnaam = field.name.substring(1,27);
            alert("U bent vergeten '"+veldnaam+"' in te vullen.")
                        setTimeout("document.forms[0].elements["+i+"].focus()", 10)
                        return false
                        }

                        if(field.type=="select-multiple"){
                        Sel=0
                                for(o=0; o<field.options.length; o++){
                                        if(field.options[o].selected){
                                        Sel++
                                        break
                                        }
                                }
                                if(Sel == 0){
                                alert("U hebt niets geselecteerd bij: "+veldnaam+ " .")
                                setTimeout("document.forms[0].elements["+i+"].focus()", 10)
                                return false
                                }
                        }

                        if(field.type=="checkbox" || field.type=="radio"){
                        var startingIndex = i
                        var Checked = 0
                        var rLength=1
                                while(field.type == theform.elements[i+1].type){
                                rLength++
                                i++
                                }

                                for(g = startingIndex; g < rLength+startingIndex; g++){
                                        if(theform.elements[g].checked){
                                        Checked++
                                        break
                                        }
                                }
                                if(Checked == 0){
                                i=startingIndex
                                var veldnaam = field.name.substring(1,27);
                                alert("Ga je accoord met de "+veldnaam+ " voor de training? \n(vink aan)")
                                setTimeout("document.forms[0].elements["+i+"].focus()", 10)
                                return false
                                }
                        }

                }//isReq

        }//for


        
                        return true;

}