// JavaScript Document


  function calculation(form)
    {
	  
	  var driver=document.calculator.elements["drivercapacity"].value;
	  var filesystem=document.calculator.elements["filesystem"].value;
	  var level=document.calculator.elements["level"].value;
	  if(driver=="Drive Capacity" || filesystem=="File System" || level=="Recovery Level")
	   
	    {
		  document.calculator.elements["total"].value="Not Available";
		  return false;
		}
		if(driver=="320" && filesystem=="PC" && level=="1")
	   
	    {
		  document.calculator.elements["total"].value="$249";
		  return false;
		}
		if(driver=="320" && filesystem=="PC" && level=="2")
	   
	    {
		  document.calculator.elements["total"].value="$599";
		  return false;
		}
	   if(driver=="320" && filesystem=="PC" && level=="3")
	   
	    {
		  document.calculator.elements["total"].value="$999";
		  return false;
		}
		if(driver=="320" && filesystem=="PC" && level=="4")
	   
	    {
		  document.calculator.elements["total"].value="$249, $599, $999";
		  return false;
		}
		if(driver=="400" && filesystem=="PC" && level=="1")
	   
	    {
		  document.calculator.elements["total"].value="$249";
		  return false;
		}
		if(driver=="400" && filesystem=="PC" && level=="2")
	   
	    {
		  document.calculator.elements["total"].value="$599";
		  return false;
		}
		if(driver=="400" && filesystem=="PC" && level=="3")
	   
	    {
		  document.calculator.elements["total"].value="$1199";
		  return false;
		}
		
		if(driver=="400" && filesystem=="PC" && level=="4")
	   
	    {
		  document.calculator.elements["total"].value="$249, $599, $1199";
		  return false;
		}
		if(driver=="500" && filesystem=="PC" && level=="1")
	   
	    {
		  document.calculator.elements["total"].value="$249";
		  return false;
		}
		if(driver=="500" && filesystem=="PC" && level=="2")
	   
	    {
		  document.calculator.elements["total"].value="$599";
		  return false;
		}
		if(driver=="500" && filesystem=="PC" && level=="3")
	   
	    {
		  document.calculator.elements["total"].value="$1250";
		  return false;
		}
		if(driver=="500" && filesystem=="PC" && level=="4")
	   
	    {
		  document.calculator.elements["total"].value="$249, $599, $1250";
		  return false;
		}
		if(driver=="750" && filesystem=="PC" && level=="1")
	   
	    {
		  document.calculator.elements["total"].value="$249";
		  return false;
		}
		if(driver=="750" && filesystem=="PC" && level=="2")
	   
	    {
		  document.calculator.elements["total"].value="$599";
		  return false;
		}
		if(driver=="750" && filesystem=="PC" && level=="3")
	   
	    {
		  document.calculator.elements["total"].value="$1400";
		  return false;
		}
		if(driver=="750" && filesystem=="PC" && level=="4")
	   
	    {
		  document.calculator.elements["total"].value="$249, $599, $1400";
		  return false;
		}
		 if(driver=="751" && filesystem=="PC" && level=="1")
	   
	    {
		  document.calculator.elements["total"].value="$349";
		  return false;
		}
		if(driver=="751" && filesystem=="PC" && level=="2")
	   
	    {
		  document.calculator.elements["total"].value="$699";
		  return false;
		}
		if(driver=="751" && filesystem=="PC" && level=="3")
	   
	    {
		  document.calculator.elements["total"].value="Call For Quote";
		  return false;
		}
		if(driver=="751" && filesystem=="PC" && level=="4")
	   
	    {
		  document.calculator.elements["total"].value="Call For Quote";
		  return false;
		}
		
		//Calculation For MAC filesystem
		
		if(driver=="320" && filesystem=="Mac" && level=="1")
	   
	    {
		  document.calculator.elements["total"].value="$249";
		  return false;
		}
		if(driver=="320" && filesystem=="Mac" && level=="2")
	   
	    {
		  document.calculator.elements["total"].value="$599";
		  return false;
		}
	   if(driver=="320" && filesystem=="Mac" && level=="3")
	   
	    {
		  document.calculator.elements["total"].value="$1199";
		  return false;
		}
		if(driver=="320" && filesystem=="Mac" && level=="4")
	   
	    {
		  document.calculator.elements["total"].value="$249, $599, $1199";
		  return false;
		}
		if(driver=="400" && filesystem=="Mac" && level=="1")
	   
	    {
		  document.calculator.elements["total"].value="$249";
		  return false;
		}
		if(driver=="400" && filesystem=="Mac" && level=="2")
	   
	    {
		  document.calculator.elements["total"].value="$599";
		  return false;
		}
		if(driver=="400" && filesystem=="Mac" && level=="3")
	   
	    {
		  document.calculator.elements["total"].value="$1250";
		  return false;
		}
		if(driver=="400" && filesystem=="Mac" && level=="4")
	   
	    {
		  document.calculator.elements["total"].value="$249,$599,$1250";
		  return false;
		}
		if(driver=="500" && filesystem=="Mac" && level=="1")
	   
	    {
		  document.calculator.elements["total"].value="$249";
		  return false;
		}
		if(driver=="500" && filesystem=="Mac" && level=="2")
	   
	    {
		  document.calculator.elements["total"].value="$599";
		  return false;
		}
		if(driver=="500" && filesystem=="Mac" && level=="3")
	   
	    {
		  document.calculator.elements["total"].value="$1400";
		  return false;
		}
		if(driver=="500" && filesystem=="Mac" && level=="4")
	   
	    {
		  document.calculator.elements["total"].value="$249, $599, $1400";
		  return false;
		}
		if(driver=="750" && filesystem=="Mac" && level=="1")
	   
	    {
		  document.calculator.elements["total"].value="$249";
		  return false;
		}
		if(driver=="750" && filesystem=="Mac" && level=="2")
	   
	    {
		  document.calculator.elements["total"].value="$599";
		  return false;
		}
		if(driver=="750" && filesystem=="Mac" && level=="3")
	   
	    {
		  document.calculator.elements["total"].value="$1500";
		  return false;
		}
		if(driver=="750" && filesystem=="Mac" && level=="4")
	   
	    {
		  document.calculator.elements["total"].value="$249, $599, $1500";
		  return false;
		}
		 if(driver=="751" && filesystem=="Mac" && level=="1")
	   
	    {
		  document.calculator.elements["total"].value="$349";
		  return false;
		}
		if(driver=="751" && filesystem=="Mac" && level=="2")
	   
	    {
		  document.calculator.elements["total"].value="$699";
		  return false;
		}
		if(driver=="751" && filesystem=="Mac" && level=="3")
	   
	    {
		  document.calculator.elements["total"].value="Call For Quote";
		  return false;
		}
		if(driver=="751" && filesystem=="Mac" && level=="4")
	   
	    {
		  document.calculator.elements["total"].value="Call For Quote";
		  return false;
		}
		
		  
	  
	  return true;
	}