function verify(){

var CheckBoxes = document.searchform.selectedVersion;
var countCheckBoxes = CheckBoxes.length;
var good=false;
for (i=0;i<countCheckBoxes;i++){
if (CheckBoxes[i].checked==true){
good = true;
}
else{}
}

var CheckBoxes2 = document.searchform.propertyTypes;
var countCheckBoxes2 = CheckBoxes2.length;
var good2=false;
for (i=0;i<countCheckBoxes2;i++){
if (CheckBoxes2[i].checked==true){
good2 = true;
}
else{}
}

if(!good){
alert('Please select a neighborhood for your search.');
return false;
}
else if(!good2){
alert('Please select a property type for your search.');
return false;
}
else if(document.searchform.minPrice.value >= document.searchform.maxPrice.value){
alert('The maximum price must be lower than the specified minimum price.');
return false;
}
else{return true;}
}