function dome6calc(calcform) {
	if(document.calcform.radius.value == null || document.calcform.radius.value <= 0){
		alert("Radius must be a positive value");
              return} 
        document.result.struta.value = document.calcform.radius.value*.16256722
        document.result.struta.value = document.result.struta.value.substring(0,5)
        
        document.result.strutb.value = document.calcform.radius.value*.19047686
        document.result.strutb.value = document.result.strutb.value.substring(0,5)

        document.result.strutc.value = document.calcform.radius.value*.18190825
        document.result.strutc.value = document.result.strutc.value.substring(0,5)
  
        document.result.strutd.value = document.calcform.radius.value*.20281969
        document.result.strutd.value = document.result.strutd.value.substring(0,5)
 
        document.result.strute.value = document.calcform.radius.value*.1873834
        document.result.strute.value = document.result.strute.value.substring(0,5)

        document.result.strutf.value = document.calcform.radius.value*.19801258
        document.result.strutf.value = document.result.strutf.value.substring(0,5)
		
		document.result.strutg.value = document.calcform.radius.value*.20590774
        document.result.strutg.value = document.result.strutg.value.substring(0,5)
		
		document.result.struth.value = document.calcform.radius.value*.21535373
        document.result.struth.value = document.result.struth.value.substring(0,5)
		
		document.result.struti.value = document.calcform.radius.value*.21662821
        document.result.struti.value = document.result.struti.value.substring(0,5)
		
return   
}