var lastChecked = 0;
function upsell(chk, id){
	
	div = 'divUpsell' + id;
	
	if (chk.checked == 1){
		if((lastChecked == 0) || (id <= lastChecked)){
			Effect.BlindDown(div);
		}
 	}else{
		checkboxid = 'chkUpsell' + id;
		e = document.getElementById(checkboxid);
		if(e.checked == true){
			e.checked = false;
		}
		Effect.BlindUp(div);
	}
	
	if(lastChecked == 0){
		lastChecked = id;
	}
}
function upSellStart(theElement){
	var theForm = theElement.form;
	len = theForm.length;
	maxLastOpen = 0;
	total = 0;
	for(i=0; i<len; i++){
		if(theForm[i].type=="checkbox"){
			chkName = theForm[i].id;
			for(j=1; j<=20; j++){
				txtUpsell = "chkUpsell" + j;
				if(chkName == txtUpsell){
					if(theForm[i].checked){
						//theForm[i].style.display ="";
						//psell(1, j);
						//divUpsell = "divUpsell" + j;
						//e = document.getElementById(divUpsell);
						//e.style.display ="";
						//upsell(false, j);
						//upsell(true, j);
						if(j > maxLastOpen){
							maxLastOpen = j;
						}
					}
				
				}
			}
			
		}
	}
	
	if(maxLastOpen > lastChecked){
		lastChecked = maxLastOpen;
	}
}
function displayShippingForm(){
	
	div = "divShippingForm2";
	
	if(document.getElementById('sameshipadd').checked == true){
		document.getElementById('sptitlesh').readOnly = true;
		document.getElementById('spfirstsh').readOnly = true;
		document.getElementById('splastsh').readOnly = true;
		document.getElementById('spaddsh').readOnly = true;
		document.getElementById('spstreetsh').readOnly = true;
		document.getElementById('spcitysh').readOnly = true;
		document.getElementById('spcounsh').readOnly = true;
		document.getElementById('spprovsh').readOnly = true;
		document.getElementById('spzipsh').readOnly = true;
		
		Effect.BlindUp(div);

	}else{
		document.getElementById('sptitlesh').readOnly = false;
		document.getElementById('spfirstsh').readOnly = false;
		document.getElementById('splastsh').readOnly = false;
		document.getElementById('spaddsh').readOnly = false;
		document.getElementById('spstreetsh').readOnly = false;
		document.getElementById('spcitysh').readOnly = false;
		document.getElementById('spcounsh').readOnly = false;
		document.getElementById('spprovsh').readOnly = false;
		document.getElementById('spzipsh').readOnly = false;
		
		Effect.BlindDown(div);
	
	}
}