function isNull(a){var b;for(b=0;b<a.length;b++){if(a.charAt(b)!=" "){return false}}return true}function PopWindow(){window.open("","windowname","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=425,height=425,top=50,left=50")}var reEmail=/^[0-9a-zA-Z_\.-]+@[0-9a-zA-Z_\.-]+\..{2,8}$/;function checkEmail(f){var a="@";var b=".";var e=f.indexOf(a);var c=f.length;var d=f.indexOf(b);if(f.indexOf(a)==-1){return false}if(f.indexOf(a)==-1||f.indexOf(a)==0||f.indexOf(a)==c){return false}if(f.indexOf(b)==-1||f.indexOf(b)==0||f.indexOf(b)==c){return false}if(f.indexOf(a,(e+1))!=-1){return false}if(f.substring(e-1,e)==b||f.substring(e+1,e+2)==b){return false}if(f.indexOf(b,(e+2))==-1){return false}if(f.indexOf(" ")!=-1){return false}return true}function checkphone(b){str="^0";var a=new RegExp(str);return a.test(b)}function isNumeric(e,b,a){var d="";if(a){d+="^-"}if(b){d+="[0-9]{1,}.{0,1}"}d+="^[0-9]{1,}$";var c=new RegExp(d);return c.test(e)}function isAlphaNumeric(a){varRegExp=new RegExp("^[A-Za-z0-9_]+$");if(!varRegExp.test(a)){return true}return false}function IsValidImageName(c){nNoOfArguments=IsValidImageName.arguments.length;if(nNoOfArguments<1){return false}var d="0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_-";c=new String(c);var b=true;var a=new Number(0);while((b)&&(a<c.length)){b=(d.indexOf(c.charAt(a))>=0);a++}return(b)}function compareDates(b,a){var d=b.split("/");var c=a.split("/");for(i=0;i<d.length;i++){d[i]=parseInt(parseFloat(d[i]));c[i]=parseInt(parseFloat(c[i]))}if(d[2]>c[2]){return 1}else{if(d[2]<c[2]){return -1}else{if(c[2]==d[2]){if(d[0]>c[0]){return 1}else{if(d[0]<c[0]){return -1}else{if(d[0]==c[0]){if(d[1]>c[1]){return 1}else{if(d[1]<c[1]){return -1}}}}}}}}return 0}function isdefined(a){return(typeof(a)=="undefined")?false:true}function isDigit(b){if(b.length>1){return false}var a="1234567890";if(a.indexOf(b)!=-1){return true}return false};