//// check all check box function////////////////////////
function Checkall(form)
{
	for (var i = 0; i < form.elements.length; i++)
	{    
    	eval("form.elements[" + i + "].checked = true ");  
		//form.elements[0].checked
    } 

}  
//////////////////////////////////////////////

function uncheckAll(form)
{
	for (var i = 0; i < form.elements.length; i++)
	{    
		eval("form.elements[" + i + "].checked = false ");  
		//form.elements[0].checked
    } 
}

/******************Submit Form Function*****************/

function doPost( frm )
{
	//alert("Hello");
	document.forms[frm].submit();
	
}
/********************End Submit Form Function *******/

/*********************Confirm Box*******************************/
function confirmPost( string )
{
	var conf = confirm(string);
	if( conf == true )
	{
		return true;
	}
	else
	{
		return false;
	}
}
/*********************End Confirm*********************************/


/*********************Email Validation*********************************/
function isEmail(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    
		    return false
		 }

 		 return true					
	}

/********************************************************************************/
//*******  This Function changes the css of a given field
function checkField( myfield,id, message, length,str )
{
	
	 elementid = document.getElementById(id);	
	 messageid = document.getElementById(message);	
	 field_length = myfield.value.length;
	 
	 if( field_length <= length )
	 {
	   elementid.className = "Error";
	   messageid.innerText = str;
	   messageid.textContent  = str;
	   return false;
	 }
	 else
	 {
	   elementid.className = "LinksDarkBlue";	
	   messageid.innerText = "";
	   messageid.textContent  = "";
	 }
} 
//******************End Function
//#######################on blur Email function
function emailchk( myfield,id, message, length ,str )
{
	
	 elementid = document.getElementById(id);	
	 messageid = document.getElementById(message);	
	
		
		 if (!isEmail( myfield.value )){
		    
		    elementid.className = "Error";
	  		messageid.textContent  = str;
			messageid.innerText  = str;
	   		return false;
		 }
	else
		 {
		   elementid.className = "LinksDarkBlue";	
		   messageid.textContent  = "";
		    messageid.innerText  = "";
		 }					
	}