function calculate()
{
first=document.loveform.name1.value.toUpperCase();
firstlength=document.loveform.name1.value.length;
second=document.loveform.name2.value.toUpperCase();
secondlength=document.loveform.name2.value.length;
var lovecount=0;
for(count=0;count<firstlength;count++)
{
letter1=first.substring(count,count+1);
if(letter1=='A')
lovecount+=3;
if(letter1=='B')
lovecount+=2;
if(letter1=='C')
lovecount+=1;
if(letter1=='D')
lovecount+=1;
if(letter1=='E')
lovecount+=4;
if(letter1=='L')
lovecount+=2;
if(letter1=='O')
lovecount+=2;
if(letter1=='V')
lovecount+=2;
if(letter1=='E')
lovecount+=2;
if(letter1=='Y')
lovecount+=3;
if(letter1=='O')
lovecount+=1;
if(letter1=='U')
lovecount+=3;
}
for(count=0;count<secondlength;count++)
{
letter1=second.substring(count,count+1);
if(letter1=='L')
lovecount+=2;
if(letter1=='O')
lovecount+=2;
if(letter1=='V')
lovecount+=2;
if(letter1=='E')
lovecount+=2;
if(letter1=='Y')
lovecount+=3;
if(letter1=='O')
lovecount+=1;
if(letter1=='U')
lovecount+=3;
}
amount=0;

if(lovecount>0)
amount=5-((firstlength+secondlength)/2)
if(lovecount>2)
amount=10-((firstlength+secondlength)/2)
if(lovecount>4)
amount=20-((firstlength+secondlength)/2)
if(lovecount>6)
amount=30-((firstlength+secondlength)/2)
if(lovecount>8)
amount=40-((firstlength+secondlength)/2)
if(lovecount>10)
amount=50-((firstlength+secondlength)/2)
if(lovecount>12)
amount=60-((firstlength+secondlength)/2)
if(lovecount>14)
amount=70-((firstlength+secondlength)/2)
if(lovecount>16)
amount=80-((firstlength+secondlength)/2)
if(lovecount>18)
amount=90-((firstlength+secondlength)/2)
if(lovecount>20)
amount=100-((firstlength+secondlength)/2)
if(lovecount>22)
amount=110-((firstlength+secondlength)/2)
if(firstlength==0||secondlength==0)
amount="error";
if(amount<0)
amount=0;
if(amount>99)
amount=99;
document.loveform.output.value=amount+"%";
var rest=document.getElemetById('result');
rest.innerHTML=amount;
}