function set_checked(checked,field){$('input:checkbox').each(function(i){this.checked=checked;});}
function set_checked1(){$('input:checkbox').each(function(i){if(this.checked==true){this.checked=false;document.getElementById('selectAll').checked=false;}else{document.getElementById('selectAll').checked=true;this.checked=true;}});}
function reverseCheck(field){$('input:checkbox').each(function(i){if(this.checked==true){this.checked=false;}else{this.checked=true;}});}
function checkAll(field){for(i=0;i<document.getElementsByName(field).length;i++){if(document.getElementsByName(field)[i].checked==true){document.getElementsByName(field)[i].checked=false;}else{document.getElementsByName(field)[i].checked=true;}}}
function check_uncheck(status,field){for(i=0;i<document.getElementsByName(field).length;i++){document.getElementsByName(field)[i].checked=status;}}
function setChkRec(status){$('input:checkbox').each(function(i){this.checked=status;});}
function setChkRecs(){$('input:checkbox').each(function(i){if(this.checked==true){this.checked=false;}else{this.checked=true;}});}
function trim(str_key){str_key=rtrim(str_key);str_key=ltrim(str_key);return str_key;}
function rtrim(str_key){while(str_key.charAt(str_key.length-1)==" "){str_key=str_key.substr(0,str_key.length-1);}
return str_key;}
function ltrim(str_key){while(str_key.charAt==" "){str_key=str_key.substr(1);}
return str_key;}
function isEmail(elem){var reg;reg=/^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;if(elem.match(reg)){return true;}else{return false;}}
function isAlphaNumeric(elem){var alphaExp=/^[a-zA-Z0-9_ ]+$/;if(elem.match(alphaExp)){return true;}else{return false;}}
function isAlphabet(elem){var alphaExp=/^[a-zA-Z_ ]+$/;if(elem.match(alphaExp)){return true;}else{return false;}}
function isNumeric(elem){var numExp=/^[0-9]+$/;if(elem.match(numExp))
return true;else
return false;}
function isValidPhone1(string){var numExp=/^([0-9]( |-)?)?(\(?[0-9]{3}\)?|[0-9]{3})( |-)?([0-9]{3}( |-)?[0-9]{4}|[a-zA-Z0-9]{7})$/;var numExp1=/^(\()?([0-9]{3})(\)|-)?([0-9]{3})(-)?([0-9]{4}|[0-9]{4})$/;if(string.match(numExp)||string.match(numExp1))
return true;else
return false;}