function parmsOk(){

		var ok = true;
		var errorText = "";
		
		var paxSelectObj = document.getElementById("pax");
		var paxPosition = paxSelectObj.selectedIndex; 

		if(paxPosition == 0){
			ok = false;
			errorText += "Please select the number of people" + "\n";
		}//end if
			
		var dateSelectObj = document.getElementById("data_arrivo");
		var dalPosition = dateSelectObj.selectedIndex; 

		if(dalPosition == 0){
			ok = false;
			errorText += "Please choose the dates of your holiday" + "\n";
		}//end if

		var spendingLimitObj = document.getElementById("spendingLimit");
		var amount = spendingLimitObj.value + "";
		if(amount.indexOf(",") > -1 || amount.indexOf(".") > -1 || amount.indexOf("'") > -1){
			ok = false;
			errorText += "Please remove any decimal points from the spending limit" + "\n";
		}//end if
		

		var regionChecked = false;

		if($defined($('regionLetter'))){
			if($('regionLetter').value.length > 0){
				regionChecked = true;
			}
		}else{
		
			for(var j = 0; j < 30; j = j + 1){
				var currentRegionObj = document.getElementById("zonesBoxesCheckbox" + j);
				if(currentRegionObj == null){
					break;
				}//end if
			    if(currentRegionObj.checked){
					regionChecked = true;
				}//end if
			}//end for
		}//end if
		
		if(regionChecked == false){
			ok=false;
			errorText += "Please choose a region" + "\n";
		}//end if

		

		if(!ok){
			alert(errorText);
			return false;
		} else {
			return true;
		}//end if
					
		
	}//end parmsOk()