function validateInput(){
    var calForm = document.getElementById('dividendcalc');  
	var label1 = document.getElementById('txtShares');
    var input1 = document.getElementById('value');   
	
	
	
    if (calForm.value.value == ''|| calForm.value.value == 'Enter number of shares'){
      label1.style.color = 'red';
      label1.style.fontWeight = 'bold';
	  input1.value='';
      input1.focus();
      alert ('Please enter number of shares');
    } 
	
	else if(isNaN(calForm.value.value)){
	  label1.style.color = 'red';
      label1.style.fontWeight = 'bold';
	  input1.value='';
      input1.focus();
	  alert ('Please enter only number');
	}
	
	else { 
      calForm.submit();
    }
     
  }
  
function onChange(dropdown)
{  
	var myindex  = dropdown.selectedIndex;
    var dividenPerShareValue = dropdown.options[myindex].title;
	var dropDownValue = dropdown.options[myindex].value;
	
	var mytable=document.getElementById("dividend-calc").getElementsByTagName("table")[0];
	var trs=mytable.getElementsByTagName("tr");
	
	for(i=0;i<trs.length;i++)
	{
		var mytitle=trs[i].getAttribute("title");
		if(mytitle==dropDownValue)
		{
			var mytds=trs[i].getElementsByTagName("td");
				for(j=0;j<mytds.length;j++)
				{
					//mytds[j].setAttribute("class","pos"); //For Most Browsers
				//mytds[j].setAttribute("className", newClass); //For IE; harmless to other browsers.

					mytds[j].style.color="#1BA71B";
					mytds[j].style.fontWeight="bold";
				}
		}
		else{
			var mytds=trs[i].getElementsByTagName("td");
			for(j=0;j<mytds.length;j++)
				{
					mytds[j].style.color="";
					mytds[j].style.fontWeight="";
				}
		}
	}
	//alert(test);
	//alert(rowValue);
	document.getElementById('dividend_per_share').innerHTML = dividenPerShareValue;
}