function choose(){
var a ;
a=document.form1.choosemenu.selectedIndex;
switch(a){
case 1: document.location.href="http://www.imp.kiev.ua/main.html";break;
case 2: document.location.href="http://www.imp.kiev.ua/ScienceSchools/schools.html";break;
case 3: document.location.href="http://www.imp.kiev.ua/Structure/structure.html";break;
case 4: document.location.href="http://www.imp.kiev.ua/ScienceActivity/activity.html";break;
case 5: document.location.href="http://www.imp.kiev.ua/Persons/list.html";break;
case 6: document.location.href="http://www.imp.kiev.ua/Constr/constr.html";break;
case 7: document.location.href="http://www.imp.kiev.ua/InventActivity/invents.html";break;
case 8: document.location.href="http://www.imp.kiev.ua/AppliedDevelopments/developments.html";break;
case 9: document.location.href="http://www.imp.kiev.ua/Constr/constr.html";break;
case 10: document.location.href="http://www.imp.kiev.ua/Constr/constr.html";break;
case 11: document.location.href="http://www.imp.kiev.ua/Constr/constr.html";break;
case 12: document.location.href="http://www.imp.kiev.ua/Constr/constr.html";break;
case 13: document.location.href="http://www.imp.kiev.ua/Constr/constr.html";break;
case 14: document.location.href="http://www.imp.kiev.ua/News/news.html";break;
case 15: document.location.href="http://www.imp.kiev.ua/Constr/constr.html";break;
case 16: document.location.href="http://www.imp.kiev.ua/Coordinates/coordinates.html";break;
}
}