function ArthimaticOperation(val) {
//var str="45/52";
var patt1=/[-|*|/|+]{1}/g;
var operator=val.match(patt1);
var temp = new Array();
temp = val.split(val.match(patt1));
var firstVal=temp[0];
var secVal=temp[1];
if(operator=='*')
return firstVal*secVal;
else if(operator=='-')
return firstVal-secVal;
else if(operator=='+')
return firstVal+secVal;
else if(operator=='/')
return firstVal/secVal;
else
return val;
}