function check(field)
{

       for (i = 0; i < field.length; i++)
       {
               field[i].checked = true;
       }
}
/*
function SetChecked(val)
{
       dml = document.tableform;
       len = dml.elements.length;
       var i=0;
       for( i=0 ; i<len ; i++)
                       dml.elements[i].checked=val;
}
*/
function uncheck(field)
{
       for (i = 0; i < field.length; i++)
       {
               field[i].checked = false;
       }
}

function validsearch(frm)
{  		
       var frm = eval(frm);
       if(frm.keyword1.value == "")
	   {
    	           alert("Please enter a keyword for search");
				   frm.keyword1.focus();
            	   return false;
       }
       frm.action.value = "Search";
}

function searchbydate(frm)
{
	//alert(frm);
	 var frm = eval(frm);
     if(frm.ddate2.value < frm.ddate1.value)
     {
             alert("From Date is Larger than To Date");
			 frm.ddate1.focus();
             return false;
     }
	// alert(frm.action.value);
     frm.action.value = "Search By Date";
	 return true;
	 //alert(frm.action.value);
	 //frm.submit();
}
//function for checking user selects a select field

function chkSelectField(formName,fieldName,msg){

       fieldLength = parseInt(eval("document."+formName+"."+fieldName+".length"))
       for(i=0;i<fieldLength;i++){
               if(eval("document."+formName+"."+fieldName+"["+i+"].selected")){
                       fieldValue = eval("document."+formName+"."+fieldName+"["+i+"].value")
                       if(fieldValue == ""){
                               alert(msg)
                               eval("document."+formName+"."+fieldName+".focus()")
                               return false;
                               break;
                       }
               }
       }
return true
}

// function for checking if any option is selected or not

function chk_IsOptionSelected(formName,fieldName){

       fieldLength = parseInt(eval("document."+formName+"."+fieldName+".length"))
       for(i=0;i<fieldLength;i++){
               if(eval("document."+formName+"."+fieldName+"["+i+"].selected")){
                       return true;
               }
       }
       return false;

}

//function for validating empty field

function validateBlank(formName,fieldName,msg){
       var     doc = "document."
       var input = eval(doc+formName+"."+fieldName+".value");

       var lenth = input.length ;
       var ctr=0 ;

       if(input==""){
               alert(msg);
               eval(doc+formName+"."+fieldName+".focus()")
               return false;
       }

       return true;
}

//Check password and confirm password

function validatepass(formName,fieldName1,msg)
{
  var     doc = "document."
 msgflag=0;alphacount=0;numcount=0;
var value1 = eval(doc+formName+"."+fieldName1+".value");
for (var i = 0; i < value1.length; i++)
{
var ch = value1.substring(i, i + 1);
if ( ((ch < "a" || "z" < ch) && (ch < "A" || "Z" < ch)) && (ch < "0" || "9" < ch) ) msgflag=1;
if ((ch >= "a" && "z" >= ch) || (ch >= "A" && "Z" >= ch)) ++alphacount;
if (ch >= "0" && "9" >= ch) ++numcount;
//alert(alphacount+"<-char  num-> "+numcount+"    msgflag->"+msgflag+"val-->"+ch);
}
if(alphacount < 4 || numcount < 2) msgflag=1;
if(msgflag !=0)		{
alert(msg);
eval(doc+formName+"."+fieldName1+ ".select()")
return false; }
 return true;
}	

function validateconfirmpass(formName,fieldName1,fieldName2,msg)
{
       var     doc = "document."
	   var value1 = eval(doc+formName+"."+fieldName1+".value");
	   var value2 = eval(doc+formName+"."+fieldName2+".value");
	   //alert(value1);
	   //alert(value2);
		if (value1 != value2){alert(msg);eval(doc+formName+"."+fieldName2+ ".select()"); return false;}
		return true;
}
function validateDecimal(formName,fieldName,msg){

var     doc = "document."

a=eval(doc+formName+"."+fieldName)
fieldValue=eval(doc+formName+"."+fieldName + ".value")

if (fieldValue.length<1)
{
       alert(msg)
       eval(doc+formName+"."+fieldName + ".select()")
       return false
}

chk1="123456789-0";

       for(i=0;i!=fieldValue.length;i++)
       {
               ch1=fieldValue.charAt(i);
               rtn1=chk1.indexOf(ch1);
               if(rtn1==-1)
               {
                       alert(msg);
                       eval(doc+formName+"."+fieldName + ".focus()")
                       return false;
                       break;
               }
       }
return true
}

//function for Validating Email

function validateEmail(formName,fieldName,msg){
       var doc = "document."
       str=eval(doc+formName+"."+fieldName+".value");
       var
filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
       if (filter.test(str)){return true;}
       else
       {
               alert(msg)
               eval(doc+formName+"."+fieldName+".select()")
               return false;
       }
}

//function for validating Number

function validateNumber(formName,fieldName,msg){

var     doc = "document."

a=eval(doc+formName+"."+fieldName)
fieldValue=eval(doc+formName+"."+fieldName + ".value")

if (fieldValue.length<1)
{
       alert(msg)
       eval(doc+formName+"."+fieldName + ".select()")
       return false
}

chk1="1234567890";

       for(i=0;i!=fieldValue.length;i++)
       {
               ch1=fieldValue.charAt(i);
               rtn1=chk1.indexOf(ch1);
               if(rtn1==-1)
               {
                       alert(msg);
                       eval(doc+formName+"."+fieldName + ".focus()")
                       return false;
                       break;
               }
       }

return true
}

// This functions are used on the forms listing the data like productlist,couponlist, categorylist etc.


// Returns the count of the checkbox selected

function numChecked(frm)
{
       j=0;
       for(i=0;i< frm.length;i++)
       {
               e=frm.elements[i];
               if (e.type=='checkbox' && e.name != 'allbox' && e.checked)
                       j++;
       }
       return j;
}

function slct1st()
{
       j=0;
	   alert(j);
       for(i=0;i< frm.length;i++)
       {
               e=frm.elements[i];
               if (e.type=='checkbox' && e.name != 'allbox' && e.checked)
                       if(j==1)
                               e.checked=false;
                       else
                               j=1;
       }
       return j;
}

// On the listing form we need to apply this function for each button toperform different actions


function Subm(act,first,dosub,opt, msg)
{   
       frm = document.tableform;
       num = ((first) ? slct1st(frm) : numChecked(frm));
	  // frm.no.value=num;
       if (num>0)
       {
               if(opt==1)
                       checkDelete(msg);
               else if(opt==2)
                       checkActive(msg);
               else if(opt==3)
                       checkInActive(msg);
               if (dosub)
                       return true;
       }
       else
               alert("Please select Checkbox.");

       return false;
}

// This functions can be added for each new action

// Function called when delete action is performed

function checkDelete(msg)
{
       rtn=confirm(msg);
       if(rtn==false)
               {       return false;   }
       else
       {       document.tableform.action.value="Delete";
               frm.submit();           }
}

// Function called when active action is performed

function checkActive(msg)
{
       rtn=confirm(msg);
       if(rtn==false)
               {       return false;   }
       else
       {       document.tableform.action.value="Active";
               frm.submit();           }
}

// Function called when InActive action is performed

function checkInActive(msg)
{
       rtn=confirm(msg);
       if(rtn==false)
               {       return false;   }
       else
       {       document.tableform.action.value="InActive";
               frm.submit();           }
}

function checkEdit(msg,action,form)
{
	doc=eval("document."+form);
       rtn=confirm(msg);
       if(rtn==false)
               {       return false;   }
       else
       {       doc.action.value=action;
              doc.submit();           }
}

function updatemenutype(action,form)
{
	doc=eval("document."+form);
	var frm = eval(form);
    doc.action.value=action;
    //frm.submit();
	return true;
}