///////////////////////////// function newsDiv(szDivID, iState) // 1 visible, 0 hidden { var obj = document.layers ? document.layers[szDivID] : document.getElementById ? document.getElementById(szDivID).style : document.all[szDivID].style; obj.visibility = document.layers ? (iState ? "show" : "hide") : (iState ? "visible" : "hidden"); } ///////////////////////////// function newsCNN01 (){ newsDiv('cnn01',1) newsDiv('cnn02',0) newsDiv('cnn03',0) } function newsCNN02 (){ newsDiv('cnn01',0) newsDiv('cnn02',1) newsDiv('cnn03',0) } function newsCNN03 (){ newsDiv('cnn01',0) newsDiv('cnn02',0) newsDiv('cnn03',1) } ///////////////////////////// function Roll_gif(id,over) { if(window.document.images) { if (over) window.document.images[id].src = "images/" + id + "_over.gif"; else window.document.images[id].src = "images/" + id + ".gif"; } } ///////////////////////////// //Simply add the below to the of your page. It contains the validation script, plus a sample form following it: /*********************************************** * Required field(s) validation v1.10- By NavSurf * Visit Nav Surf at http://navsurf.com * Visit http://www.dynamicdrive.com/ for full source code ***********************************************/ function formCheck(formobj){ // Enter name of mandatory fields var fieldRequired = Array("FirstName", "LastName", "Email"); // Enter field description to appear in the dialog box var fieldDescription = Array("FirstName", "LastName", "Email"); // dialog message var alertMsg = "Please complete the following fields:\n"; var l_Msg = alertMsg.length; for (var i = 0; i < fieldRequired.length; i++){ var obj = formobj.elements[fieldRequired[i]]; if (obj){ switch(obj.type){ case "select-one": if (obj.selectedIndex == -1 || obj.options[obj.selectedIndex].text == ""){ alertMsg += " - " + fieldDescription[i] + "\n"; } break; case "select-multiple": if (obj.selectedIndex == -1){ alertMsg += " - " + fieldDescription[i] + "\n"; } break; case "text": case "textarea": if (obj.value == "" || obj.value == null){ alertMsg += " - " + fieldDescription[i] + "\n"; } break; default: } if (obj.type == undefined){ var blnchecked = false; for (var j = 0; j < obj.length; j++){ if (obj[j].checked){ blnchecked = true; } } if (!blnchecked){ alertMsg += " - " + fieldDescription[i] + "\n"; } } } } if (alertMsg.length == l_Msg){ return true; }else{ alert(alertMsg); return false; } } // -->