var mustTickSize=true ;

function searchFor(sz) { 
var e=document.getElementById('sizeband') ;
if (e)
	e.value=sz ;
else
	document.searchForm.sizeband.value=sz ;
if (mustTickSize) {
	var sizeTicked=document.searchForm.real_office.checked ;
	sizeTicked=sizeTicked || document.searchForm.real_industrial.checked ;
	sizeTicked=sizeTicked || document.searchForm.real_retail.checked ;
	if (!sizeTicked)
		alert('Please select your options before clicking a size') ;
	else
		document.searchForm.submit() ;
	}
else
	document.searchForm.submit() ;	
}

function submitForm() { 
var e=document.getElementById('searchForm') ;
if (e)
	e.submit() ;
document.searchForm.submit() ;
}