// Start Product Jump Navigation
<!--  Begin
if(v){a=new Array();aln=0;}
function getFormNum (formName) {
formNum =-1;
for (i=0;i<document.forms.length;i++){
tempForm = document.forms[i];
if (formName == tempForm) {
formNum = i;
correctForm = tempForm;
break;
   }
}
return formNum;
}
function jmp(formName,elementNum) {
getFormNum(formName);
if (formNum>=0) {
with (document.forms[formNum].elements[elementNum]) {
i=selectedIndex;
if (i>=0) location=options[i].value;
      }
   }
}
function O(txt,url) {
a[k]=new Option(txt,url);k++;
}
function relate(formName,elementNum,j) {
if(v) {
k=1;
if(j==0) {  // default category item
a=new Array();
O("Pick Item --->","");
}

if(j==1) { // 1st category items
a=new Array();
O("Pick Item --->","");
O("TEMPEST T-112","http://www.americansignal.com/products/tempest-T-112.php");
O("TEMPEST T-121","http://www.americansignal.com/products/tempest-T-121.php");
O("TEMPEST T-128","http://www.americansignal.com/products/tempest-T-128.php");
O("TEMPEST T-135-AC","http://www.americansignal.com/products/tempest-T-135-AC.php");
}

if(j==2) { // 2nd category items
a=new Array();
O("Pick Item --->","");
O("i-Force","http://www.americansignal.com/products/i-force.php");
O("Features","http://www.americansignal.com/products/i-force-features.php");
O("Optional Equip.","http://www.americansignal.com/products/i-force-optional-equip.php");
O("System Specs","http://www.americansignal.com/products/i-Force-Siren-specs.php");
O("Signal Format","http://www.americansignal.com/products/i-force-signal_format.php");
}

if(j==3) { // 3rd category items
a=new Array();
O("Pick Item --->","");
O("Alertronic","http://www.americansignal.com/products/alertronic.php");
O("Features","http://www.americansignal.com/products/alertronic_sirens_features.php");
O("System Specs","http://www.americansignal.com/products/alertronic_sirens_specs.php");
O("Signal Format","http://www.americansignal.com/products/alertronic-signal_format.php");
}
if(j==4) { // 4th category items
a=new Array();
O("Pick Item --->","");
O("E-CLASS","http://www.americansignal.com/products/eclass.php");
O("Features","http://www.americansignal.com/products/eclass_sirens_features.php");
O("System Specs","http://www.americansignal.com/products/eclass_sirens_specs.php");
O("Signal Format","http://www.americansignal.com/products/eclass-signal_format.php");
}
if(j==5) { // 4th category items
a=new Array();
O("Pick Item --->","");
O("Cyclone","http://www.americansignal.com/products/cyclone-C-125.php");
O("Features","http://www.americansignal.com/products/eclass_sirens_features.php");
O("System Specs","http://www.americansignal.com/products/eclass_sirens_specs.php");
O("Signal Format","http://www.americansignal.com/products/eclass-signal_format.php");
}
aln2=a.length;
getFormNum(formName);
if (formNum>=0) {
formNum = formNum + 1;
with (document.forms[formNum].elements[elementNum]) {
for (var i=options.length-1;i>0;i--) options[i]=null;
for (var i=1;i<aln2;i++) options[i-1]=a[i];
options[0].selected=true;
      }
   }
} else {
jmp(formName,elementNum);
   }
}
// End -->